2100979480

素因数分解:

$2^3\times 5^1\times {\mathrm{2753}}^1\times {\mathrm{19079}}^1$

素因数の和:21843

約数の個数: 32

約数和(自身を含む): 4729168800

約数和(自身を除く): 2628189320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2753, 5506, 11012, 13765, 19079, 22024, 27530, 38158, 55060, 76316, 95395, 110120, 152632, 190790, 381580, 763160, 52524487, 105048974, 210097948, 262622435, 420195896, 525244870, 1050489740, 2100979480]

約数ペア:

[(1, 2100979480), (2, 1050489740), (4, 525244870), (5, 420195896), (8, 262622435), (10, 210097948), (20, 105048974), (40, 52524487), (2753, 763160), (5506, 381580), (11012, 190790), (13765, 152632), (19079, 110120), (22024, 95395), (27530, 76316), (38158, 55060)]