2912164520

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{313}}^1\times {\mathrm{1427}}^1$

素因数の和:1914

約数の個数: 64

約数和(自身を含む): 6618265920

約数和(自身を除く): 3706101400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 313, 326, 626, 652, 815, 1252, 1304, 1427, 1565, 1630, 2504, 2854, 3130, 3260, 5708, 6260, 6520, 7135, 11416, 12520, 14270, 28540, 51019, 57080, 102038, 204076, 232601, 255095, 408152, 446651, 465202, 510190, 893302, 930404, 1020380, 1163005, 1786604, 1860808, 2040760, 2233255, 2326010, 3573208, 4466510, 4652020, 8933020, 9304040, 17866040, 72804113, 145608226, 291216452, 364020565, 582432904, 728041130, 1456082260, 2912164520]

約数ペア:

[(1, 2912164520), (2, 1456082260), (4, 728041130), (5, 582432904), (8, 364020565), (10, 291216452), (20, 145608226), (40, 72804113), (163, 17866040), (313, 9304040), (326, 8933020), (626, 4652020), (652, 4466510), (815, 3573208), (1252, 2326010), (1304, 2233255), (1427, 2040760), (1565, 1860808), (1630, 1786604), (2504, 1163005), (2854, 1020380), (3130, 930404), (3260, 893302), (5708, 510190), (6260, 465202), (6520, 446651), (7135, 408152), (11416, 255095), (12520, 232601), (14270, 204076), (28540, 102038), (51019, 57080)]