201842920

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{48991}}^1$

素因数の和:49105

約数の個数: 32

約数和(自身を含む): 458565120

約数和(自身を除く): 256722200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 48991, 97982, 195964, 244955, 391928, 489910, 979820, 1959640, 5046073, 10092146, 20184292, 25230365, 40368584, 50460730, 100921460, 201842920]

約数ペア:

[(1, 201842920), (2, 100921460), (4, 50460730), (5, 40368584), (8, 25230365), (10, 20184292), (20, 10092146), (40, 5046073), (103, 1959640), (206, 979820), (412, 489910), (515, 391928), (824, 244955), (1030, 195964), (2060, 97982), (4120, 48991)]