29218960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{409}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 73209600

約数和(自身を除く): 43990640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 409, 470, 752, 760, 818, 893, 940, 1520, 1636, 1786, 1880, 2045, 3272, 3572, 3760, 4090, 4465, 6544, 7144, 7771, 8180, 8930, 14288, 15542, 16360, 17860, 19223, 31084, 32720, 35720, 38446, 38855, 62168, 71440, 76892, 77710, 96115, 124336, 153784, 155420, 192230, 307568, 310840, 365237, 384460, 621680, 730474, 768920, 1460948, 1537840, 1826185, 2921896, 3652370, 5843792, 7304740, 14609480, 29218960]

約数ペア:

[(1, 29218960), (2, 14609480), (4, 7304740), (5, 5843792), (8, 3652370), (10, 2921896), (16, 1826185), (19, 1537840), (20, 1460948), (38, 768920), (40, 730474), (47, 621680), (76, 384460), (80, 365237), (94, 310840), (95, 307568), (152, 192230), (188, 155420), (190, 153784), (235, 124336), (304, 96115), (376, 77710), (380, 76892), (409, 71440), (470, 62168), (752, 38855), (760, 38446), (818, 35720), (893, 32720), (940, 31084), (1520, 19223), (1636, 17860), (1786, 16360), (1880, 15542), (2045, 14288), (3272, 8930), (3572, 8180), (3760, 7771), (4090, 7144), (4465, 6544)]