13979420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7681}}^1$

素因数の和:7710

約数の個数: 48

約数和(自身を含む): 36136128

約数和(自身を除く): 22156708

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 7681, 15362, 30724, 38405, 53767, 76810, 99853, 107534, 153620, 199706, 215068, 268835, 399412, 499265, 537670, 698971, 998530, 1075340, 1397942, 1997060, 2795884, 3494855, 6989710, 13979420]

約数ペア:

[(1, 13979420), (2, 6989710), (4, 3494855), (5, 2795884), (7, 1997060), (10, 1397942), (13, 1075340), (14, 998530), (20, 698971), (26, 537670), (28, 499265), (35, 399412), (52, 268835), (65, 215068), (70, 199706), (91, 153620), (130, 107534), (140, 99853), (182, 76810), (260, 53767), (364, 38405), (455, 30724), (910, 15362), (1820, 7681)]