719420

素因数分解:

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

素因数の和:2789

約数の個数: 24

約数和(自身を含む): 1627584

約数和(自身を除く): 908164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2767, 5534, 11068, 13835, 27670, 35971, 55340, 71942, 143884, 179855, 359710, 719420]

約数ペア:

[(1, 719420), (2, 359710), (4, 179855), (5, 143884), (10, 71942), (13, 55340), (20, 35971), (26, 27670), (52, 13835), (65, 11068), (130, 5534), (260, 2767)]