20158493420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1314113}}^1$

素因数の和:1314194

約数の個数: 48

約数和(自身を含む): 46361941920

約数和(自身を除く): 26203448500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 3068, 3835, 7670, 15340, 1314113, 2628226, 5256452, 6570565, 13141130, 17083469, 26282260, 34166938, 68333876, 77532667, 85417345, 155065334, 170834690, 310130668, 341669380, 387663335, 775326670, 1007924671, 1550653340, 2015849342, 4031698684, 5039623355, 10079246710, 20158493420]

約数ペア:

[(1, 20158493420), (2, 10079246710), (4, 5039623355), (5, 4031698684), (10, 2015849342), (13, 1550653340), (20, 1007924671), (26, 775326670), (52, 387663335), (59, 341669380), (65, 310130668), (118, 170834690), (130, 155065334), (236, 85417345), (260, 77532667), (295, 68333876), (590, 34166938), (767, 26282260), (1180, 17083469), (1534, 13141130), (3068, 6570565), (3835, 5256452), (7670, 2628226), (15340, 1314113)]