938165720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{442531}}^1$

素因数の和:442595

約数の個数: 32

約数和(自身を含む): 2150705520

約数和(自身を除く): 1212539800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 442531, 885062, 1770124, 2212655, 3540248, 4425310, 8850620, 17701240, 23454143, 46908286, 93816572, 117270715, 187633144, 234541430, 469082860, 938165720]

約数ペア:

[(1, 938165720), (2, 469082860), (4, 234541430), (5, 187633144), (8, 117270715), (10, 93816572), (20, 46908286), (40, 23454143), (53, 17701240), (106, 8850620), (212, 4425310), (265, 3540248), (424, 2212655), (530, 1770124), (1060, 885062), (2120, 442531)]