39868140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:751

約数の個数: 96

約数和(自身を含む): 121927680

約数和(自身を除く): 82059540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 79, 130, 156, 158, 195, 237, 260, 316, 390, 395, 474, 647, 780, 790, 948, 1027, 1185, 1294, 1580, 1941, 2054, 2370, 2588, 3081, 3235, 3882, 4108, 4740, 5135, 6162, 6470, 7764, 8411, 9705, 10270, 12324, 12940, 15405, 16822, 19410, 20540, 25233, 30810, 33644, 38820, 42055, 50466, 51113, 61620, 84110, 100932, 102226, 126165, 153339, 168220, 204452, 252330, 255565, 306678, 504660, 511130, 613356, 664469, 766695, 1022260, 1328938, 1533390, 1993407, 2657876, 3066780, 3322345, 3986814, 6644690, 7973628, 9967035, 13289380, 19934070, 39868140]

約数ペア:

[(1, 39868140), (2, 19934070), (3, 13289380), (4, 9967035), (5, 7973628), (6, 6644690), (10, 3986814), (12, 3322345), (13, 3066780), (15, 2657876), (20, 1993407), (26, 1533390), (30, 1328938), (39, 1022260), (52, 766695), (60, 664469), (65, 613356), (78, 511130), (79, 504660), (130, 306678), (156, 255565), (158, 252330), (195, 204452), (237, 168220), (260, 153339), (316, 126165), (390, 102226), (395, 100932), (474, 84110), (647, 61620), (780, 51113), (790, 50466), (948, 42055), (1027, 38820), (1185, 33644), (1294, 30810), (1580, 25233), (1941, 20540), (2054, 19410), (2370, 16822), (2588, 15405), (3081, 12940), (3235, 12324), (3882, 10270), (4108, 9705), (4740, 8411), (5135, 7764), (6162, 6470)]