31054940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7649}}^1$

素因数の和:7694

約数の個数: 48

約数和(自身を含む): 77112000

約数和(自身を除く): 46057060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 7649, 15298, 30596, 38245, 53543, 76490, 107086, 152980, 214172, 221821, 267715, 443642, 535430, 887284, 1070860, 1109105, 1552747, 2218210, 3105494, 4436420, 6210988, 7763735, 15527470, 31054940]

約数ペア:

[(1, 31054940), (2, 15527470), (4, 7763735), (5, 6210988), (7, 4436420), (10, 3105494), (14, 2218210), (20, 1552747), (28, 1109105), (29, 1070860), (35, 887284), (58, 535430), (70, 443642), (116, 267715), (140, 221821), (145, 214172), (203, 152980), (290, 107086), (406, 76490), (580, 53543), (812, 38245), (1015, 30596), (2030, 15298), (4060, 7649)]