131923660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{3313}}^1$

素因数の和:3514

約数の個数: 48

約数和(自身を含む): 303986592

約数和(自身を除く): 172062932

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 181, 220, 362, 724, 905, 1810, 1991, 3313, 3620, 3982, 6626, 7964, 9955, 13252, 16565, 19910, 33130, 36443, 39820, 66260, 72886, 145772, 182215, 364430, 599653, 728860, 1199306, 2398612, 2998265, 5996530, 6596183, 11993060, 13192366, 26384732, 32980915, 65961830, 131923660]

約数ペア:

[(1, 131923660), (2, 65961830), (4, 32980915), (5, 26384732), (10, 13192366), (11, 11993060), (20, 6596183), (22, 5996530), (44, 2998265), (55, 2398612), (110, 1199306), (181, 728860), (220, 599653), (362, 364430), (724, 182215), (905, 145772), (1810, 72886), (1991, 66260), (3313, 39820), (3620, 36443), (3982, 33130), (6626, 19910), (7964, 16565), (9955, 13252)]