31145180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7451}}^1$

素因数の和:7490

約数の個数: 48

約数和(自身を含む): 75116160

約数和(自身を除く): 43970980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 7451, 14902, 29804, 37255, 74510, 81961, 141569, 149020, 163922, 283138, 327844, 409805, 566276, 707845, 819610, 1415690, 1557259, 1639220, 2831380, 3114518, 6229036, 7786295, 15572590, 31145180]

約数ペア:

[(1, 31145180), (2, 15572590), (4, 7786295), (5, 6229036), (10, 3114518), (11, 2831380), (19, 1639220), (20, 1557259), (22, 1415690), (38, 819610), (44, 707845), (55, 566276), (76, 409805), (95, 327844), (110, 283138), (190, 163922), (209, 149020), (220, 141569), (380, 81961), (418, 74510), (836, 37255), (1045, 29804), (2090, 14902), (4180, 7451)]