7138601240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{26987}}^1$

素因数の和:27404

約数の個数: 64

約数和(自身を含む): 17051018400

約数和(自身を除く): 9912417160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 389, 680, 778, 1556, 1945, 3112, 3890, 6613, 7780, 13226, 15560, 26452, 26987, 33065, 52904, 53974, 66130, 107948, 132260, 134935, 215896, 264520, 269870, 458779, 539740, 917558, 1079480, 1835116, 2293895, 3670232, 4587790, 9175580, 10497943, 18351160, 20995886, 41991772, 52489715, 83983544, 104979430, 178465031, 209958860, 356930062, 419917720, 713860124, 892325155, 1427720248, 1784650310, 3569300620, 7138601240]

約数ペア:

[(1, 7138601240), (2, 3569300620), (4, 1784650310), (5, 1427720248), (8, 892325155), (10, 713860124), (17, 419917720), (20, 356930062), (34, 209958860), (40, 178465031), (68, 104979430), (85, 83983544), (136, 52489715), (170, 41991772), (340, 20995886), (389, 18351160), (680, 10497943), (778, 9175580), (1556, 4587790), (1945, 3670232), (3112, 2293895), (3890, 1835116), (6613, 1079480), (7780, 917558), (13226, 539740), (15560, 458779), (26452, 269870), (26987, 264520), (33065, 215896), (52904, 134935), (53974, 132260), (66130, 107948)]