24939140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{617}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 54819072

約数和(自身を除く): 29879932

約数列:

[1, 2, 4, 5, 10, 20, 43, 47, 86, 94, 172, 188, 215, 235, 430, 470, 617, 860, 940, 1234, 2021, 2468, 3085, 4042, 6170, 8084, 10105, 12340, 20210, 26531, 28999, 40420, 53062, 57998, 106124, 115996, 132655, 144995, 265310, 289990, 530620, 579980, 1246957, 2493914, 4987828, 6234785, 12469570, 24939140]

約数ペア:

[(1, 24939140), (2, 12469570), (4, 6234785), (5, 4987828), (10, 2493914), (20, 1246957), (43, 579980), (47, 530620), (86, 289990), (94, 265310), (172, 144995), (188, 132655), (215, 115996), (235, 106124), (430, 57998), (470, 53062), (617, 40420), (860, 28999), (940, 26531), (1234, 20210), (2021, 12340), (2468, 10105), (3085, 8084), (4042, 6170)]