20682300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1059

約数の個数: 72

約数和(自身を含む): 60746112

約数和(自身を除く): 40063812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 71, 75, 100, 142, 150, 213, 284, 300, 355, 426, 710, 852, 971, 1065, 1420, 1775, 1942, 2130, 2913, 3550, 3884, 4260, 4855, 5325, 5826, 7100, 9710, 10650, 11652, 14565, 19420, 21300, 24275, 29130, 48550, 58260, 68941, 72825, 97100, 137882, 145650, 206823, 275764, 291300, 344705, 413646, 689410, 827292, 1034115, 1378820, 1723525, 2068230, 3447050, 4136460, 5170575, 6894100, 10341150, 20682300]

約数ペア:

[(1, 20682300), (2, 10341150), (3, 6894100), (4, 5170575), (5, 4136460), (6, 3447050), (10, 2068230), (12, 1723525), (15, 1378820), (20, 1034115), (25, 827292), (30, 689410), (50, 413646), (60, 344705), (71, 291300), (75, 275764), (100, 206823), (142, 145650), (150, 137882), (213, 97100), (284, 72825), (300, 68941), (355, 58260), (426, 48550), (710, 29130), (852, 24275), (971, 21300), (1065, 19420), (1420, 14565), (1775, 11652), (1942, 10650), (2130, 9710), (2913, 7100), (3550, 5826), (3884, 5325), (4260, 4855)]