40505490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4129}}^1$

素因数の和:4251

約数の個数: 48

約数和(自身を含む): 106306200

約数和(自身を除く): 65800710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 545, 654, 981, 1090, 1635, 1962, 3270, 4129, 4905, 8258, 9810, 12387, 20645, 24774, 37161, 41290, 61935, 74322, 123870, 185805, 371610, 450061, 900122, 1350183, 2250305, 2700366, 4050549, 4500610, 6750915, 8101098, 13501830, 20252745, 40505490]

約数ペア:

[(1, 40505490), (2, 20252745), (3, 13501830), (5, 8101098), (6, 6750915), (9, 4500610), (10, 4050549), (15, 2700366), (18, 2250305), (30, 1350183), (45, 900122), (90, 450061), (109, 371610), (218, 185805), (327, 123870), (545, 74322), (654, 61935), (981, 41290), (1090, 37161), (1635, 24774), (1962, 20645), (3270, 12387), (4129, 9810), (4905, 8258)]