11959160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 29224800

約数和(自身を除く): 17265640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 409, 430, 680, 731, 818, 860, 1462, 1636, 1720, 2045, 2924, 3272, 3655, 4090, 5848, 6953, 7310, 8180, 13906, 14620, 16360, 17587, 27812, 29240, 34765, 35174, 55624, 69530, 70348, 87935, 139060, 140696, 175870, 278120, 298979, 351740, 597958, 703480, 1195916, 1494895, 2391832, 2989790, 5979580, 11959160]

約数ペア:

[(1, 11959160), (2, 5979580), (4, 2989790), (5, 2391832), (8, 1494895), (10, 1195916), (17, 703480), (20, 597958), (34, 351740), (40, 298979), (43, 278120), (68, 175870), (85, 140696), (86, 139060), (136, 87935), (170, 70348), (172, 69530), (215, 55624), (340, 35174), (344, 34765), (409, 29240), (430, 27812), (680, 17587), (731, 16360), (818, 14620), (860, 13906), (1462, 8180), (1636, 7310), (1720, 6953), (2045, 5848), (2924, 4090), (3272, 3655)]