4531280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4357}}^1$

素因数の和:4383

約数の個数: 40

約数和(自身を含む): 11348232

約数和(自身を除く): 6816952

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 4357, 8714, 17428, 21785, 34856, 43570, 56641, 69712, 87140, 113282, 174280, 226564, 283205, 348560, 453128, 566410, 906256, 1132820, 2265640, 4531280]

約数ペア:

[(1, 4531280), (2, 2265640), (4, 1132820), (5, 906256), (8, 566410), (10, 453128), (13, 348560), (16, 283205), (20, 226564), (26, 174280), (40, 113282), (52, 87140), (65, 69712), (80, 56641), (104, 43570), (130, 34856), (208, 21785), (260, 17428), (520, 8714), (1040, 4357)]