13538120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 33073920

約数和(自身を除く): 19535800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 463, 680, 731, 860, 926, 1462, 1720, 1852, 2315, 2924, 3655, 3704, 4630, 5848, 7310, 7871, 9260, 14620, 15742, 18520, 19909, 29240, 31484, 39355, 39818, 62968, 78710, 79636, 99545, 157420, 159272, 199090, 314840, 338453, 398180, 676906, 796360, 1353812, 1692265, 2707624, 3384530, 6769060, 13538120]

約数ペア:

[(1, 13538120), (2, 6769060), (4, 3384530), (5, 2707624), (8, 1692265), (10, 1353812), (17, 796360), (20, 676906), (34, 398180), (40, 338453), (43, 314840), (68, 199090), (85, 159272), (86, 157420), (136, 99545), (170, 79636), (172, 78710), (215, 62968), (340, 39818), (344, 39355), (430, 31484), (463, 29240), (680, 19909), (731, 18520), (860, 15742), (926, 14620), (1462, 9260), (1720, 7871), (1852, 7310), (2315, 5848), (2924, 4630), (3655, 3704)]