15634840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 38374560

約数和(自身を除く): 22739720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 281, 428, 520, 535, 562, 856, 1070, 1124, 1391, 1405, 2140, 2248, 2782, 2810, 3653, 4280, 5564, 5620, 6955, 7306, 11128, 11240, 13910, 14612, 18265, 27820, 29224, 30067, 36530, 55640, 60134, 73060, 120268, 146120, 150335, 240536, 300670, 390871, 601340, 781742, 1202680, 1563484, 1954355, 3126968, 3908710, 7817420, 15634840]

約数ペア:

[(1, 15634840), (2, 7817420), (4, 3908710), (5, 3126968), (8, 1954355), (10, 1563484), (13, 1202680), (20, 781742), (26, 601340), (40, 390871), (52, 300670), (65, 240536), (104, 150335), (107, 146120), (130, 120268), (214, 73060), (260, 60134), (281, 55640), (428, 36530), (520, 30067), (535, 29224), (562, 27820), (856, 18265), (1070, 14612), (1124, 13910), (1391, 11240), (1405, 11128), (2140, 7306), (2248, 6955), (2782, 5620), (2810, 5564), (3653, 4280)]