20366976370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{311}}^1\times {\mathrm{599}}^1$

素因数の和:988

約数の個数: 96

約数和(自身を含む): 41088902400

約数和(自身を除く): 20721926030

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 311, 377, 599, 622, 754, 841, 1198, 1555, 1682, 1885, 2995, 3110, 3770, 4043, 4205, 5990, 7787, 8086, 8410, 9019, 10933, 15574, 17371, 18038, 20215, 21866, 34742, 38935, 40430, 45095, 54665, 77870, 86855, 90190, 109330, 117247, 173710, 186289, 225823, 234494, 261551, 372578, 451646, 503759, 523102, 586235, 931445, 1007518, 1129115, 1172470, 1307755, 1862890, 2258230, 2421757, 2518795, 2615510, 3400163, 4843514, 5037590, 5402381, 6548867, 6800326, 10804762, 12108785, 13097734, 17000815, 24217570, 27011905, 32744335, 34001630, 54023810, 65488670, 70230953, 140461906, 156669049, 313338098, 351154765, 702309530, 783345245, 1566690490, 2036697637, 4073395274, 10183488185, 20366976370]

約数ペア:

[(1, 20366976370), (2, 10183488185), (5, 4073395274), (10, 2036697637), (13, 1566690490), (26, 783345245), (29, 702309530), (58, 351154765), (65, 313338098), (130, 156669049), (145, 140461906), (290, 70230953), (311, 65488670), (377, 54023810), (599, 34001630), (622, 32744335), (754, 27011905), (841, 24217570), (1198, 17000815), (1555, 13097734), (1682, 12108785), (1885, 10804762), (2995, 6800326), (3110, 6548867), (3770, 5402381), (4043, 5037590), (4205, 4843514), (5990, 3400163), (7787, 2615510), (8086, 2518795), (8410, 2421757), (9019, 2258230), (10933, 1862890), (15574, 1307755), (17371, 1172470), (18038, 1129115), (20215, 1007518), (21866, 931445), (34742, 586235), (38935, 523102), (40430, 503759), (45095, 451646), (54665, 372578), (77870, 261551), (86855, 234494), (90190, 225823), (109330, 186289), (117247, 173710)]