13309060780

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{691}}^1\times {\mathrm{2089}}^1$

素因数の和:3250

約数の個数: 48

約数和(自身を含む): 28063617120

約数和(自身を除く): 14754556340

約数列:

[1, 2, 4, 5, 10, 20, 461, 691, 922, 1382, 1844, 2089, 2305, 2764, 3455, 4178, 4610, 6910, 8356, 9220, 10445, 13820, 20890, 41780, 318551, 637102, 963029, 1274204, 1443499, 1592755, 1926058, 2886998, 3185510, 3852116, 4815145, 5773996, 6371020, 7217495, 9630290, 14434990, 19260580, 28869980, 665453039, 1330906078, 2661812156, 3327265195, 6654530390, 13309060780]

約数ペア:

[(1, 13309060780), (2, 6654530390), (4, 3327265195), (5, 2661812156), (10, 1330906078), (20, 665453039), (461, 28869980), (691, 19260580), (922, 14434990), (1382, 9630290), (1844, 7217495), (2089, 6371020), (2305, 5773996), (2764, 4815145), (3455, 3852116), (4178, 3185510), (4610, 2886998), (6910, 1926058), (8356, 1592755), (9220, 1443499), (10445, 1274204), (13820, 963029), (20890, 637102), (41780, 318551)]