2877680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2767}}^1$

素因数の和:2793

約数の個数: 40

約数和(自身を含む): 7207872

約数和(自身を除く): 4330192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2767, 5534, 11068, 13835, 22136, 27670, 35971, 44272, 55340, 71942, 110680, 143884, 179855, 221360, 287768, 359710, 575536, 719420, 1438840, 2877680]

約数ペア:

[(1, 2877680), (2, 1438840), (4, 719420), (5, 575536), (8, 359710), (10, 287768), (13, 221360), (16, 179855), (20, 143884), (26, 110680), (40, 71942), (52, 55340), (65, 44272), (80, 35971), (104, 27670), (130, 22136), (208, 13835), (260, 11068), (520, 5534), (1040, 2767)]