73443820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{51721}}^1$

素因数の和:51801

約数の個数: 24

約数和(自身を含む): 156407328

約数和(自身を除く): 82963508

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 51721, 103442, 206884, 258605, 517210, 1034420, 3672191, 7344382, 14688764, 18360955, 36721910, 73443820]

約数ペア:

[(1, 73443820), (2, 36721910), (4, 18360955), (5, 14688764), (10, 7344382), (20, 3672191), (71, 1034420), (142, 517210), (284, 258605), (355, 206884), (710, 103442), (1420, 51721)]