9459140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:716

約数の個数: 48

約数和(自身を含む): 21555072

約数和(自身を除く): 12095932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 647, 731, 860, 1294, 1462, 2588, 2924, 3235, 3655, 6470, 7310, 10999, 12940, 14620, 21998, 27821, 43996, 54995, 55642, 109990, 111284, 139105, 219980, 278210, 472957, 556420, 945914, 1891828, 2364785, 4729570, 9459140]

約数ペア:

[(1, 9459140), (2, 4729570), (4, 2364785), (5, 1891828), (10, 945914), (17, 556420), (20, 472957), (34, 278210), (43, 219980), (68, 139105), (85, 111284), (86, 109990), (170, 55642), (172, 54995), (215, 43996), (340, 27821), (430, 21998), (647, 14620), (731, 12940), (860, 10999), (1294, 7310), (1462, 6470), (2588, 3655), (2924, 3235)]