11998480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 80

約数和(自身を含む): 30623040

約数和(自身を除く): 18624560

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 83, 104, 130, 139, 166, 208, 260, 278, 332, 415, 520, 556, 664, 695, 830, 1040, 1079, 1112, 1328, 1390, 1660, 1807, 2158, 2224, 2780, 3320, 3614, 4316, 5395, 5560, 6640, 7228, 8632, 9035, 10790, 11120, 11537, 14456, 17264, 18070, 21580, 23074, 28912, 36140, 43160, 46148, 57685, 72280, 86320, 92296, 115370, 144560, 149981, 184592, 230740, 299962, 461480, 599924, 749905, 922960, 1199848, 1499810, 2399696, 2999620, 5999240, 11998480]

約数ペア:

[(1, 11998480), (2, 5999240), (4, 2999620), (5, 2399696), (8, 1499810), (10, 1199848), (13, 922960), (16, 749905), (20, 599924), (26, 461480), (40, 299962), (52, 230740), (65, 184592), (80, 149981), (83, 144560), (104, 115370), (130, 92296), (139, 86320), (166, 72280), (208, 57685), (260, 46148), (278, 43160), (332, 36140), (415, 28912), (520, 23074), (556, 21580), (664, 18070), (695, 17264), (830, 14456), (1040, 11537), (1079, 11120), (1112, 10790), (1328, 9035), (1390, 8632), (1660, 7228), (1807, 6640), (2158, 5560), (2224, 5395), (2780, 4316), (3320, 3614)]