8984560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 23061024

約数和(自身を除く): 14076464

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 163, 208, 212, 260, 265, 326, 424, 520, 530, 652, 689, 815, 848, 1040, 1060, 1304, 1378, 1630, 2119, 2120, 2608, 2756, 3260, 3445, 4238, 4240, 5512, 6520, 6890, 8476, 8639, 10595, 11024, 13040, 13780, 16952, 17278, 21190, 27560, 33904, 34556, 42380, 43195, 55120, 69112, 84760, 86390, 112307, 138224, 169520, 172780, 224614, 345560, 449228, 561535, 691120, 898456, 1123070, 1796912, 2246140, 4492280, 8984560]

約数ペア:

[(1, 8984560), (2, 4492280), (4, 2246140), (5, 1796912), (8, 1123070), (10, 898456), (13, 691120), (16, 561535), (20, 449228), (26, 345560), (40, 224614), (52, 172780), (53, 169520), (65, 138224), (80, 112307), (104, 86390), (106, 84760), (130, 69112), (163, 55120), (208, 43195), (212, 42380), (260, 34556), (265, 33904), (326, 27560), (424, 21190), (520, 17278), (530, 16952), (652, 13780), (689, 13040), (815, 11024), (848, 10595), (1040, 8639), (1060, 8476), (1304, 6890), (1378, 6520), (1630, 5512), (2119, 4240), (2120, 4238), (2608, 3445), (2756, 3260)]