28356580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3433}}^1$

素因数の和:3508

約数の個数: 48

約数和(自身を含む): 69229440

約数和(自身を除く): 40872860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 3433, 4130, 6866, 8260, 13732, 17165, 24031, 34330, 48062, 68660, 96124, 120155, 202547, 240310, 405094, 480620, 810188, 1012735, 1417829, 2025470, 2835658, 4050940, 5671316, 7089145, 14178290, 28356580]

約数ペア:

[(1, 28356580), (2, 14178290), (4, 7089145), (5, 5671316), (7, 4050940), (10, 2835658), (14, 2025470), (20, 1417829), (28, 1012735), (35, 810188), (59, 480620), (70, 405094), (118, 240310), (140, 202547), (236, 120155), (295, 96124), (413, 68660), (590, 48062), (826, 34330), (1180, 24031), (1652, 17165), (2065, 13732), (3433, 8260), (4130, 6866)]