1639888510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{742031}}^1$

素因数の和:742068

約数の個数: 32

約数和(自身を含む): 3365857152

約数和(自身を除く): 1725968642

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 742031, 1484062, 3710155, 7420310, 9646403, 12614527, 19292806, 25229054, 48232015, 63072635, 96464030, 126145270, 163988851, 327977702, 819944255, 1639888510]

約数ペア:

[(1, 1639888510), (2, 819944255), (5, 327977702), (10, 163988851), (13, 126145270), (17, 96464030), (26, 63072635), (34, 48232015), (65, 25229054), (85, 19292806), (130, 12614527), (170, 9646403), (221, 7420310), (442, 3710155), (1105, 1484062), (2210, 742031)]