40293960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47969}}^1$

素因数の和:47990

約数の個数: 64

約数和(自身を含む): 138153600

約数和(自身を除く): 97859640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 47969, 95938, 143907, 191876, 239845, 287814, 335783, 383752, 479690, 575628, 671566, 719535, 959380, 1007349, 1151256, 1343132, 1439070, 1678915, 1918760, 2014698, 2686264, 2878140, 3357830, 4029396, 5036745, 5756280, 6715660, 8058792, 10073490, 13431320, 20146980, 40293960]

約数ペア:

[(1, 40293960), (2, 20146980), (3, 13431320), (4, 10073490), (5, 8058792), (6, 6715660), (7, 5756280), (8, 5036745), (10, 4029396), (12, 3357830), (14, 2878140), (15, 2686264), (20, 2014698), (21, 1918760), (24, 1678915), (28, 1439070), (30, 1343132), (35, 1151256), (40, 1007349), (42, 959380), (56, 719535), (60, 671566), (70, 575628), (84, 479690), (105, 383752), (120, 335783), (140, 287814), (168, 239845), (210, 191876), (280, 143907), (420, 95938), (840, 47969)]