13479640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 32931360

約数和(自身を除く): 19451720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 461, 680, 731, 860, 922, 1462, 1720, 1844, 2305, 2924, 3655, 3688, 4610, 5848, 7310, 7837, 9220, 14620, 15674, 18440, 19823, 29240, 31348, 39185, 39646, 62696, 78370, 79292, 99115, 156740, 158584, 198230, 313480, 336991, 396460, 673982, 792920, 1347964, 1684955, 2695928, 3369910, 6739820, 13479640]

約数ペア:

[(1, 13479640), (2, 6739820), (4, 3369910), (5, 2695928), (8, 1684955), (10, 1347964), (17, 792920), (20, 673982), (34, 396460), (40, 336991), (43, 313480), (68, 198230), (85, 158584), (86, 156740), (136, 99115), (170, 79292), (172, 78370), (215, 62696), (340, 39646), (344, 39185), (430, 31348), (461, 29240), (680, 19823), (731, 18440), (860, 15674), (922, 14620), (1462, 9220), (1720, 7837), (1844, 7310), (2305, 5848), (2924, 4610), (3655, 3688)]