20167530620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1234243}}^1$

素因数の和:1234314

約数の個数: 48

約数和(自身を含む): 45617658240

約数和(自身を除く): 25450127620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 4085, 8170, 16340, 1234243, 2468486, 4936972, 6171215, 12342430, 23450617, 24684860, 46901234, 53072449, 93802468, 106144898, 117253085, 212289796, 234506170, 265362245, 469012340, 530724490, 1008376531, 1061448980, 2016753062, 4033506124, 5041882655, 10083765310, 20167530620]

約数ペア:

[(1, 20167530620), (2, 10083765310), (4, 5041882655), (5, 4033506124), (10, 2016753062), (19, 1061448980), (20, 1008376531), (38, 530724490), (43, 469012340), (76, 265362245), (86, 234506170), (95, 212289796), (172, 117253085), (190, 106144898), (215, 93802468), (380, 53072449), (430, 46901234), (817, 24684860), (860, 23450617), (1634, 12342430), (3268, 6171215), (4085, 4936972), (8170, 2468486), (16340, 1234243)]