21641094080

素因数分解:

$2^6\times 5^1\times {\mathrm{5039}}^1\times {\mathrm{13421}}^1$

素因数の和:18477

約数の個数: 56

約数和(自身を含む): 51546922560

約数和(自身を除く): 29905828480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5039, 10078, 13421, 20156, 25195, 26842, 40312, 50390, 53684, 67105, 80624, 100780, 107368, 134210, 161248, 201560, 214736, 268420, 322496, 403120, 429472, 536840, 806240, 858944, 1073680, 1612480, 2147360, 4294720, 67628419, 135256838, 270513676, 338142095, 541027352, 676284190, 1082054704, 1352568380, 2164109408, 2705136760, 4328218816, 5410273520, 10820547040, 21641094080]

約数ペア:

[(1, 21641094080), (2, 10820547040), (4, 5410273520), (5, 4328218816), (8, 2705136760), (10, 2164109408), (16, 1352568380), (20, 1082054704), (32, 676284190), (40, 541027352), (64, 338142095), (80, 270513676), (160, 135256838), (320, 67628419), (5039, 4294720), (10078, 2147360), (13421, 1612480), (20156, 1073680), (25195, 858944), (26842, 806240), (40312, 536840), (50390, 429472), (53684, 403120), (67105, 322496), (80624, 268420), (100780, 214736), (107368, 201560), (134210, 161248)]