202244990

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{51991}}^1$

素因数の和:52387

約数の個数: 16

約数和(自身を含む): 364983840

約数和(自身を除く): 162738850

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 51991, 103982, 259955, 519910, 20224499, 40448998, 101122495, 202244990]

約数ペア:

[(1, 202244990), (2, 101122495), (5, 40448998), (10, 20224499), (389, 519910), (778, 259955), (1945, 103982), (3890, 51991)]