202568680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{71327}}^1$

素因数の和:71409

約数の個数: 32

約数和(自身を含む): 462205440

約数和(自身を除く): 259636760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 71327, 142654, 285308, 356635, 570616, 713270, 1426540, 2853080, 5064217, 10128434, 20256868, 25321085, 40513736, 50642170, 101284340, 202568680]

約数ペア:

[(1, 202568680), (2, 101284340), (4, 50642170), (5, 40513736), (8, 25321085), (10, 20256868), (20, 10128434), (40, 5064217), (71, 2853080), (142, 1426540), (284, 713270), (355, 570616), (568, 356635), (710, 285308), (1420, 142654), (2840, 71327)]