3928854580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{293}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 10101651840

約数和(自身を除く): 6172797260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 71, 76, 95, 133, 140, 142, 190, 266, 284, 293, 355, 380, 497, 532, 586, 665, 710, 994, 1172, 1330, 1349, 1420, 1465, 1988, 2051, 2485, 2660, 2698, 2930, 4102, 4970, 5041, 5396, 5567, 5860, 6745, 8204, 9443, 9940, 10082, 10255, 11134, 13490, 18886, 20164, 20510, 20803, 22268, 25205, 26980, 27835, 35287, 37772, 38969, 41020, 41606, 47215, 50410, 55670, 70574, 77938, 83212, 94430, 95779, 100820, 104015, 111340, 141148, 145621, 155876, 176435, 188860, 191558, 194845, 208030, 291242, 352870, 383116, 389690, 395257, 416060, 478895, 582484, 670453, 705740, 728105, 779380, 790514, 957790, 1340906, 1456210, 1477013, 1581028, 1915580, 1976285, 2681812, 2766799, 2912420, 2954026, 3352265, 3952570, 5533598, 5908052, 6704530, 7385065, 7905140, 10339091, 11067196, 13409060, 13833995, 14770130, 20678182, 27667990, 28063247, 29540260, 41356364, 51695455, 55335980, 56126494, 103390910, 112252988, 140316235, 196442729, 206781820, 280632470, 392885458, 561264940, 785770916, 982213645, 1964427290, 3928854580]

約数ペア:

[(1, 3928854580), (2, 1964427290), (4, 982213645), (5, 785770916), (7, 561264940), (10, 392885458), (14, 280632470), (19, 206781820), (20, 196442729), (28, 140316235), (35, 112252988), (38, 103390910), (70, 56126494), (71, 55335980), (76, 51695455), (95, 41356364), (133, 29540260), (140, 28063247), (142, 27667990), (190, 20678182), (266, 14770130), (284, 13833995), (293, 13409060), (355, 11067196), (380, 10339091), (497, 7905140), (532, 7385065), (586, 6704530), (665, 5908052), (710, 5533598), (994, 3952570), (1172, 3352265), (1330, 2954026), (1349, 2912420), (1420, 2766799), (1465, 2681812), (1988, 1976285), (2051, 1915580), (2485, 1581028), (2660, 1477013), (2698, 1456210), (2930, 1340906), (4102, 957790), (4970, 790514), (5041, 779380), (5396, 728105), (5567, 705740), (5860, 670453), (6745, 582484), (8204, 478895), (9443, 416060), (9940, 395257), (10082, 389690), (10255, 383116), (11134, 352870), (13490, 291242), (18886, 208030), (20164, 194845), (20510, 191558), (20803, 188860), (22268, 176435), (25205, 155876), (26980, 145621), (27835, 141148), (35287, 111340), (37772, 104015), (38969, 100820), (41020, 95779), (41606, 94430), (47215, 83212), (50410, 77938), (55670, 70574)]