31210540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3571}}^1$

素因数の和:3622

約数の個数: 48

約数和(自身を含む): 72011520

約数和(自身を除く): 40800980

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 3571, 4370, 7142, 8740, 14284, 17855, 35710, 67849, 71420, 82133, 135698, 164266, 271396, 328532, 339245, 410665, 678490, 821330, 1356980, 1560527, 1642660, 3121054, 6242108, 7802635, 15605270, 31210540]

約数ペア:

[(1, 31210540), (2, 15605270), (4, 7802635), (5, 6242108), (10, 3121054), (19, 1642660), (20, 1560527), (23, 1356980), (38, 821330), (46, 678490), (76, 410665), (92, 339245), (95, 328532), (115, 271396), (190, 164266), (230, 135698), (380, 82133), (437, 71420), (460, 67849), (874, 35710), (1748, 17855), (2185, 14284), (3571, 8740), (4370, 7142)]