4415240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 10834560

約数和(自身を除く): 6419320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 151, 170, 172, 215, 302, 340, 344, 430, 604, 680, 731, 755, 860, 1208, 1462, 1510, 1720, 2567, 2924, 3020, 3655, 5134, 5848, 6040, 6493, 7310, 10268, 12835, 12986, 14620, 20536, 25670, 25972, 29240, 32465, 51340, 51944, 64930, 102680, 110381, 129860, 220762, 259720, 441524, 551905, 883048, 1103810, 2207620, 4415240]

約数ペア:

[(1, 4415240), (2, 2207620), (4, 1103810), (5, 883048), (8, 551905), (10, 441524), (17, 259720), (20, 220762), (34, 129860), (40, 110381), (43, 102680), (68, 64930), (85, 51944), (86, 51340), (136, 32465), (151, 29240), (170, 25972), (172, 25670), (215, 20536), (302, 14620), (340, 12986), (344, 12835), (430, 10268), (604, 7310), (680, 6493), (731, 6040), (755, 5848), (860, 5134), (1208, 3655), (1462, 3020), (1510, 2924), (1720, 2567)]