19742512380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1487}}^1\times {\mathrm{2801}}^1$

素因数の和:4379

約数の個数: 96

約数和(自身を含む): 56036413440

約数和(自身を除く): 36293901060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1487, 1580, 2370, 2801, 2974, 4461, 4740, 5602, 5948, 7435, 8403, 8922, 11204, 14005, 14870, 16806, 17844, 22305, 28010, 29740, 33612, 42015, 44610, 56020, 84030, 89220, 117473, 168060, 221279, 234946, 352419, 442558, 469892, 587365, 663837, 704838, 885116, 1106395, 1174730, 1327674, 1409676, 1762095, 2212790, 2349460, 2655348, 3319185, 3524190, 4165087, 4425580, 6638370, 7048380, 8330174, 12495261, 13276740, 16660348, 20825435, 24990522, 41650870, 49981044, 62476305, 83301740, 124952610, 249905220, 329041873, 658083746, 987125619, 1316167492, 1645209365, 1974251238, 3290418730, 3948502476, 4935628095, 6580837460, 9871256190, 19742512380]

約数ペア:

[(1, 19742512380), (2, 9871256190), (3, 6580837460), (4, 4935628095), (5, 3948502476), (6, 3290418730), (10, 1974251238), (12, 1645209365), (15, 1316167492), (20, 987125619), (30, 658083746), (60, 329041873), (79, 249905220), (158, 124952610), (237, 83301740), (316, 62476305), (395, 49981044), (474, 41650870), (790, 24990522), (948, 20825435), (1185, 16660348), (1487, 13276740), (1580, 12495261), (2370, 8330174), (2801, 7048380), (2974, 6638370), (4461, 4425580), (4740, 4165087), (5602, 3524190), (5948, 3319185), (7435, 2655348), (8403, 2349460), (8922, 2212790), (11204, 1762095), (14005, 1409676), (14870, 1327674), (16806, 1174730), (17844, 1106395), (22305, 885116), (28010, 704838), (29740, 663837), (33612, 587365), (42015, 469892), (44610, 442558), (56020, 352419), (84030, 234946), (89220, 221279), (117473, 168060)]