28693140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1289}}^1$

素因数の和:1361

約数の個数: 96

約数和(自身を含む): 93623040

約数和(自身を除く): 64929900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 53, 60, 70, 84, 105, 106, 140, 159, 210, 212, 265, 318, 371, 420, 530, 636, 742, 795, 1060, 1113, 1289, 1484, 1590, 1855, 2226, 2578, 3180, 3710, 3867, 4452, 5156, 5565, 6445, 7420, 7734, 9023, 11130, 12890, 15468, 18046, 19335, 22260, 25780, 27069, 36092, 38670, 45115, 54138, 68317, 77340, 90230, 108276, 135345, 136634, 180460, 204951, 270690, 273268, 341585, 409902, 478219, 541380, 683170, 819804, 956438, 1024755, 1366340, 1434657, 1912876, 2049510, 2391095, 2869314, 4099020, 4782190, 5738628, 7173285, 9564380, 14346570, 28693140]

約数ペア:

[(1, 28693140), (2, 14346570), (3, 9564380), (4, 7173285), (5, 5738628), (6, 4782190), (7, 4099020), (10, 2869314), (12, 2391095), (14, 2049510), (15, 1912876), (20, 1434657), (21, 1366340), (28, 1024755), (30, 956438), (35, 819804), (42, 683170), (53, 541380), (60, 478219), (70, 409902), (84, 341585), (105, 273268), (106, 270690), (140, 204951), (159, 180460), (210, 136634), (212, 135345), (265, 108276), (318, 90230), (371, 77340), (420, 68317), (530, 54138), (636, 45115), (742, 38670), (795, 36092), (1060, 27069), (1113, 25780), (1289, 22260), (1484, 19335), (1590, 18046), (1855, 15468), (2226, 12890), (2578, 11130), (3180, 9023), (3710, 7734), (3867, 7420), (4452, 6445), (5156, 5565)]