42015740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{161599}}^1$

素因数の和:161621

約数の個数: 24

約数和(自身を含む): 95020800

約数和(自身を除く): 53005060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 161599, 323198, 646396, 807995, 1615990, 2100787, 3231980, 4201574, 8403148, 10503935, 21007870, 42015740]

約数ペア:

[(1, 42015740), (2, 21007870), (4, 10503935), (5, 8403148), (10, 4201574), (13, 3231980), (20, 2100787), (26, 1615990), (52, 807995), (65, 646396), (130, 323198), (260, 161599)]