39935090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1109}}^1$

素因数の和:1406

約数の個数: 32

約数和(自身を含む): 77762160

約数和(自身を除く): 37827070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1109, 1385, 2218, 2770, 3601, 5545, 7202, 11090, 14417, 18005, 28834, 36010, 72085, 144170, 307193, 614386, 1535965, 3071930, 3993509, 7987018, 19967545, 39935090]

約数ペア:

[(1, 39935090), (2, 19967545), (5, 7987018), (10, 3993509), (13, 3071930), (26, 1535965), (65, 614386), (130, 307193), (277, 144170), (554, 72085), (1109, 36010), (1385, 28834), (2218, 18005), (2770, 14417), (3601, 11090), (5545, 7202)]