17507620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{233}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 42240744

約数和(自身を除く): 24733124

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 233, 260, 289, 340, 442, 466, 578, 884, 932, 1105, 1156, 1165, 1445, 2210, 2330, 2890, 3029, 3757, 3961, 4420, 4660, 5780, 6058, 7514, 7922, 12116, 15028, 15145, 15844, 18785, 19805, 30290, 37570, 39610, 51493, 60580, 67337, 75140, 79220, 102986, 134674, 205972, 257465, 269348, 336685, 514930, 673370, 875381, 1029860, 1346740, 1750762, 3501524, 4376905, 8753810, 17507620]

約数ペア:

[(1, 17507620), (2, 8753810), (4, 4376905), (5, 3501524), (10, 1750762), (13, 1346740), (17, 1029860), (20, 875381), (26, 673370), (34, 514930), (52, 336685), (65, 269348), (68, 257465), (85, 205972), (130, 134674), (170, 102986), (221, 79220), (233, 75140), (260, 67337), (289, 60580), (340, 51493), (442, 39610), (466, 37570), (578, 30290), (884, 19805), (932, 18785), (1105, 15844), (1156, 15145), (1165, 15028), (1445, 12116), (2210, 7922), (2330, 7514), (2890, 6058), (3029, 5780), (3757, 4660), (3961, 4420)]