1304380480

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313553}}^1$

素因数の和:313583

約数の個数: 56

約数和(自身を含む): 3344994072

約数和(自身を除く): 2040613592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 313553, 627106, 1254212, 1567765, 2508424, 3135530, 4076189, 5016848, 6271060, 8152378, 10033696, 12542120, 16304756, 20067392, 20380945, 25084240, 32609512, 40761890, 50168480, 65219024, 81523780, 100336960, 130438048, 163047560, 260876096, 326095120, 652190240, 1304380480]

約数ペア:

[(1, 1304380480), (2, 652190240), (4, 326095120), (5, 260876096), (8, 163047560), (10, 130438048), (13, 100336960), (16, 81523780), (20, 65219024), (26, 50168480), (32, 40761890), (40, 32609512), (52, 25084240), (64, 20380945), (65, 20067392), (80, 16304756), (104, 12542120), (130, 10033696), (160, 8152378), (208, 6271060), (260, 5016848), (320, 4076189), (416, 3135530), (520, 2508424), (832, 1567765), (1040, 1254212), (2080, 627106), (4160, 313553)]