2090550390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1\times {\mathrm{919}}^1$

素因数の和:1517

約数の個数: 64

約数和(自身を含む): 5061795840

約数和(自身を除く): 2971245450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 191, 382, 397, 573, 794, 919, 955, 1146, 1191, 1838, 1910, 1985, 2382, 2757, 2865, 3970, 4595, 5514, 5730, 5955, 9190, 11910, 13785, 27570, 75827, 151654, 175529, 227481, 351058, 364843, 379135, 454962, 526587, 729686, 758270, 877645, 1053174, 1094529, 1137405, 1755290, 1824215, 2189058, 2274810, 2632935, 3648430, 5265870, 5472645, 10945290, 69685013, 139370026, 209055039, 348425065, 418110078, 696850130, 1045275195, 2090550390]

約数ペア:

[(1, 2090550390), (2, 1045275195), (3, 696850130), (5, 418110078), (6, 348425065), (10, 209055039), (15, 139370026), (30, 69685013), (191, 10945290), (382, 5472645), (397, 5265870), (573, 3648430), (794, 2632935), (919, 2274810), (955, 2189058), (1146, 1824215), (1191, 1755290), (1838, 1137405), (1910, 1094529), (1985, 1053174), (2382, 877645), (2757, 758270), (2865, 729686), (3970, 526587), (4595, 454962), (5514, 379135), (5730, 364843), (5955, 351058), (9190, 227481), (11910, 175529), (13785, 151654), (27570, 75827)]