289963190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{5573}}^1$

素因数の和:5645

約数の個数: 48

約数和(自身を含む): 587142864

約数和(自身を除く): 297179674

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 121, 215, 242, 430, 473, 605, 946, 1210, 2365, 4730, 5203, 5573, 10406, 11146, 26015, 27865, 52030, 55730, 61303, 122606, 239639, 306515, 479278, 613030, 674333, 1198195, 1348666, 2396390, 2636029, 3371665, 5272058, 6743330, 13180145, 26360290, 28996319, 57992638, 144981595, 289963190]

約数ペア:

[(1, 289963190), (2, 144981595), (5, 57992638), (10, 28996319), (11, 26360290), (22, 13180145), (43, 6743330), (55, 5272058), (86, 3371665), (110, 2636029), (121, 2396390), (215, 1348666), (242, 1198195), (430, 674333), (473, 613030), (605, 479278), (946, 306515), (1210, 239639), (2365, 122606), (4730, 61303), (5203, 55730), (5573, 52030), (10406, 27865), (11146, 26015)]