2465840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2371}}^1$

素因数の和:2397

約数の個数: 40

約数和(自身を含む): 6176688

約数和(自身を除く): 3710848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2371, 4742, 9484, 11855, 18968, 23710, 30823, 37936, 47420, 61646, 94840, 123292, 154115, 189680, 246584, 308230, 493168, 616460, 1232920, 2465840]

約数ペア:

[(1, 2465840), (2, 1232920), (4, 616460), (5, 493168), (8, 308230), (10, 246584), (13, 189680), (16, 154115), (20, 123292), (26, 94840), (40, 61646), (52, 47420), (65, 37936), (80, 30823), (104, 23710), (130, 18968), (208, 11855), (260, 9484), (520, 4742), (1040, 2371)]