240499480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{462499}}^1$

素因数の和:462523

約数の個数: 32

約数和(自身を含む): 582750000

約数和(自身を除く): 342250520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 462499, 924998, 1849996, 2312495, 3699992, 4624990, 6012487, 9249980, 12024974, 18499960, 24049948, 30062435, 48099896, 60124870, 120249740, 240499480]

約数ペア:

[(1, 240499480), (2, 120249740), (4, 60124870), (5, 48099896), (8, 30062435), (10, 24049948), (13, 18499960), (20, 12024974), (26, 9249980), (40, 6012487), (52, 4624990), (65, 3699992), (104, 2312495), (130, 1849996), (260, 924998), (520, 462499)]