408064904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2693}}^1$

素因数の和:2790

約数の個数: 64

約数和(自身を含む): 868976640

約数和(自身を除く): 460911736

約数列:

[1, 2, 4, 8, 13, 26, 31, 47, 52, 62, 94, 104, 124, 188, 248, 376, 403, 611, 806, 1222, 1457, 1612, 2444, 2693, 2914, 3224, 4888, 5386, 5828, 10772, 11656, 18941, 21544, 35009, 37882, 70018, 75764, 83483, 126571, 140036, 151528, 166966, 253142, 280072, 333932, 506284, 667864, 1012568, 1085279, 1645423, 2170558, 3290846, 3923701, 4341116, 6581692, 7847402, 8682232, 13163384, 15694804, 31389608, 51008113, 102016226, 204032452, 408064904]

約数ペア:

[(1, 408064904), (2, 204032452), (4, 102016226), (8, 51008113), (13, 31389608), (26, 15694804), (31, 13163384), (47, 8682232), (52, 7847402), (62, 6581692), (94, 4341116), (104, 3923701), (124, 3290846), (188, 2170558), (248, 1645423), (376, 1085279), (403, 1012568), (611, 667864), (806, 506284), (1222, 333932), (1457, 280072), (1612, 253142), (2444, 166966), (2693, 151528), (2914, 140036), (3224, 126571), (4888, 83483), (5386, 75764), (5828, 70018), (10772, 37882), (11656, 35009), (18941, 21544)]