63711140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{44867}}^1$

素因数の和:44947

約数の個数: 24

約数和(自身を含む): 135680832

約数和(自身を除く): 71969692

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 44867, 89734, 179468, 224335, 448670, 897340, 3185557, 6371114, 12742228, 15927785, 31855570, 63711140]

約数ペア:

[(1, 63711140), (2, 31855570), (4, 15927785), (5, 12742228), (10, 6371114), (20, 3185557), (71, 897340), (142, 448670), (284, 224335), (355, 179468), (710, 89734), (1420, 44867)]