240570920

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{58391}}^1$

素因数の和:58505

約数の個数: 32

約数和(自身を含む): 546549120

約数和(自身を除く): 305978200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 58391, 116782, 233564, 291955, 467128, 583910, 1167820, 2335640, 6014273, 12028546, 24057092, 30071365, 48114184, 60142730, 120285460, 240570920]

約数ペア:

[(1, 240570920), (2, 120285460), (4, 60142730), (5, 48114184), (8, 30071365), (10, 24057092), (20, 12028546), (40, 6014273), (103, 2335640), (206, 1167820), (412, 583910), (515, 467128), (824, 291955), (1030, 233564), (2060, 116782), (4120, 58391)]