30238520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{58151}}^1$

素因数の和:58175

約数の個数: 32

約数和(自身を含む): 73271520

約数和(自身を除く): 43033000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 58151, 116302, 232604, 290755, 465208, 581510, 755963, 1163020, 1511926, 2326040, 3023852, 3779815, 6047704, 7559630, 15119260, 30238520]

約数ペア:

[(1, 30238520), (2, 15119260), (4, 7559630), (5, 6047704), (8, 3779815), (10, 3023852), (13, 2326040), (20, 1511926), (26, 1163020), (40, 755963), (52, 581510), (65, 465208), (104, 290755), (130, 232604), (260, 116302), (520, 58151)]