8474340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{20177}}^1$

素因数の和:20196

約数の個数: 48

約数和(自身を含む): 27119232

約数和(自身を除く): 18644892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 20177, 40354, 60531, 80708, 100885, 121062, 141239, 201770, 242124, 282478, 302655, 403540, 423717, 564956, 605310, 706195, 847434, 1210620, 1412390, 1694868, 2118585, 2824780, 4237170, 8474340]

約数ペア:

[(1, 8474340), (2, 4237170), (3, 2824780), (4, 2118585), (5, 1694868), (6, 1412390), (7, 1210620), (10, 847434), (12, 706195), (14, 605310), (15, 564956), (20, 423717), (21, 403540), (28, 302655), (30, 282478), (35, 242124), (42, 201770), (60, 141239), (70, 121062), (84, 100885), (105, 80708), (140, 60531), (210, 40354), (420, 20177)]