42921520

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^2\times {\mathrm{191}}^1$

素因数の和:310

約数の個数: 60

約数和(自身を含む): 102243456

約数和(自身を除く): 59321936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 191, 212, 265, 382, 424, 530, 764, 848, 955, 1060, 1528, 1910, 2120, 2809, 3056, 3820, 4240, 5618, 7640, 10123, 11236, 14045, 15280, 20246, 22472, 28090, 40492, 44944, 50615, 56180, 80984, 101230, 112360, 161968, 202460, 224720, 404920, 536519, 809840, 1073038, 2146076, 2682595, 4292152, 5365190, 8584304, 10730380, 21460760, 42921520]

約数ペア:

[(1, 42921520), (2, 21460760), (4, 10730380), (5, 8584304), (8, 5365190), (10, 4292152), (16, 2682595), (20, 2146076), (40, 1073038), (53, 809840), (80, 536519), (106, 404920), (191, 224720), (212, 202460), (265, 161968), (382, 112360), (424, 101230), (530, 80984), (764, 56180), (848, 50615), (955, 44944), (1060, 40492), (1528, 28090), (1910, 22472), (2120, 20246), (2809, 15280), (3056, 14045), (3820, 11236), (4240, 10123), (5618, 7640)]