1144816520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{665591}}^1$

素因数の和:665645

約数の個数: 32

約数和(自身を含む): 2635744320

約数和(自身を除く): 1490927800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 665591, 1331182, 2662364, 3327955, 5324728, 6655910, 13311820, 26623640, 28620413, 57240826, 114481652, 143102065, 228963304, 286204130, 572408260, 1144816520]

約数ペア:

[(1, 1144816520), (2, 572408260), (4, 286204130), (5, 228963304), (8, 143102065), (10, 114481652), (20, 57240826), (40, 28620413), (43, 26623640), (86, 13311820), (172, 6655910), (215, 5324728), (344, 3327955), (430, 2662364), (860, 1331182), (1720, 665591)]