2009487760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:681

約数の個数: 160

約数和(自身を含む): 5519146752

約数和(自身を除く): 3509658992

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 293, 296, 331, 370, 518, 560, 586, 592, 662, 740, 1036, 1172, 1295, 1324, 1465, 1480, 1655, 2051, 2072, 2317, 2344, 2590, 2648, 2930, 2960, 3310, 4102, 4144, 4634, 4688, 5180, 5296, 5860, 6620, 8204, 9268, 10255, 10360, 10841, 11585, 11720, 12247, 13240, 16408, 18536, 20510, 20720, 21682, 23170, 23440, 24494, 26480, 32816, 37072, 41020, 43364, 46340, 48988, 54205, 61235, 75887, 82040, 85729, 86728, 92680, 96983, 97976, 108410, 122470, 151774, 164080, 171458, 173456, 185360, 193966, 195952, 216820, 244940, 303548, 342916, 379435, 387932, 428645, 433640, 484915, 489880, 607096, 678881, 685832, 758870, 775864, 857290, 867280, 969830, 979760, 1214192, 1357762, 1371664, 1517740, 1551728, 1714580, 1939660, 2715524, 3035480, 3394405, 3429160, 3588371, 3879320, 5431048, 6070960, 6788810, 6858320, 7176742, 7758640, 10862096, 13577620, 14353484, 17941855, 25118597, 27155240, 28706968, 35883710, 50237194, 54310480, 57413936, 71767420, 100474388, 125592985, 143534840, 200948776, 251185970, 287069680, 401897552, 502371940, 1004743880, 2009487760]

約数ペア:

[(1, 2009487760), (2, 1004743880), (4, 502371940), (5, 401897552), (7, 287069680), (8, 251185970), (10, 200948776), (14, 143534840), (16, 125592985), (20, 100474388), (28, 71767420), (35, 57413936), (37, 54310480), (40, 50237194), (56, 35883710), (70, 28706968), (74, 27155240), (80, 25118597), (112, 17941855), (140, 14353484), (148, 13577620), (185, 10862096), (259, 7758640), (280, 7176742), (293, 6858320), (296, 6788810), (331, 6070960), (370, 5431048), (518, 3879320), (560, 3588371), (586, 3429160), (592, 3394405), (662, 3035480), (740, 2715524), (1036, 1939660), (1172, 1714580), (1295, 1551728), (1324, 1517740), (1465, 1371664), (1480, 1357762), (1655, 1214192), (2051, 979760), (2072, 969830), (2317, 867280), (2344, 857290), (2590, 775864), (2648, 758870), (2930, 685832), (2960, 678881), (3310, 607096), (4102, 489880), (4144, 484915), (4634, 433640), (4688, 428645), (5180, 387932), (5296, 379435), (5860, 342916), (6620, 303548), (8204, 244940), (9268, 216820), (10255, 195952), (10360, 193966), (10841, 185360), (11585, 173456), (11720, 171458), (12247, 164080), (13240, 151774), (16408, 122470), (18536, 108410), (20510, 97976), (20720, 96983), (21682, 92680), (23170, 86728), (23440, 85729), (24494, 82040), (26480, 75887), (32816, 61235), (37072, 54205), (41020, 48988), (43364, 46340)]