31372340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{18899}}^1$

素因数の和:18991

約数の個数: 24

約数和(自身を含む): 66679200

約数和(自身を除く): 35306860

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 18899, 37798, 75596, 94495, 188990, 377980, 1568617, 3137234, 6274468, 7843085, 15686170, 31372340]

約数ペア:

[(1, 31372340), (2, 15686170), (4, 7843085), (5, 6274468), (10, 3137234), (20, 1568617), (83, 377980), (166, 188990), (332, 94495), (415, 75596), (830, 37798), (1660, 18899)]