58857580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 126584640

約数和(自身を除く): 67727060

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 181, 229, 284, 355, 362, 458, 710, 724, 905, 916, 1145, 1420, 1810, 2290, 3620, 4580, 12851, 16259, 25702, 32518, 41449, 51404, 64255, 65036, 81295, 82898, 128510, 162590, 165796, 207245, 257020, 325180, 414490, 828980, 2942879, 5885758, 11771516, 14714395, 29428790, 58857580]

約数ペア:

[(1, 58857580), (2, 29428790), (4, 14714395), (5, 11771516), (10, 5885758), (20, 2942879), (71, 828980), (142, 414490), (181, 325180), (229, 257020), (284, 207245), (355, 165796), (362, 162590), (458, 128510), (710, 82898), (724, 81295), (905, 65036), (916, 64255), (1145, 51404), (1420, 41449), (1810, 32518), (2290, 25702), (3620, 16259), (4580, 12851)]