8333220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19841}}^1$

素因数の和:19860

約数の個数: 48

約数和(自身を含む): 26667648

約数和(自身を除く): 18334428

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, 19841, 39682, 59523, 79364, 99205, 119046, 138887, 198410, 238092, 277774, 297615, 396820, 416661, 555548, 595230, 694435, 833322, 1190460, 1388870, 1666644, 2083305, 2777740, 4166610, 8333220]

約数ペア:

[(1, 8333220), (2, 4166610), (3, 2777740), (4, 2083305), (5, 1666644), (6, 1388870), (7, 1190460), (10, 833322), (12, 694435), (14, 595230), (15, 555548), (20, 416661), (21, 396820), (28, 297615), (30, 277774), (35, 238092), (42, 198410), (60, 138887), (70, 119046), (84, 99205), (105, 79364), (140, 59523), (210, 39682), (420, 19841)]