40005776

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{42379}}^1$

素因数の和:42446

約数の個数: 20

約数和(自身を含む): 78826800

約数和(自身を除く): 38821024

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 42379, 84758, 169516, 339032, 678064, 2500361, 5000722, 10001444, 20002888, 40005776]

約数ペア:

[(1, 40005776), (2, 20002888), (4, 10001444), (8, 5000722), (16, 2500361), (59, 678064), (118, 339032), (236, 169516), (472, 84758), (944, 42379)]