28070295540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{66834037}}^1$

素因数の和:66834056

約数の個数: 48

約数和(自身を含む): 89824947072

約数和(自身を除く): 61754651532

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, 66834037, 133668074, 200502111, 267336148, 334170185, 401004222, 467838259, 668340370, 802008444, 935676518, 1002510555, 1336680740, 1403514777, 1871353036, 2005021110, 2339191295, 2807029554, 4010042220, 4678382590, 5614059108, 7017573885, 9356765180, 14035147770, 28070295540]

約数ペア:

[(1, 28070295540), (2, 14035147770), (3, 9356765180), (4, 7017573885), (5, 5614059108), (6, 4678382590), (7, 4010042220), (10, 2807029554), (12, 2339191295), (14, 2005021110), (15, 1871353036), (20, 1403514777), (21, 1336680740), (28, 1002510555), (30, 935676518), (35, 802008444), (42, 668340370), (60, 467838259), (70, 401004222), (84, 334170185), (105, 267336148), (140, 200502111), (210, 133668074), (420, 66834037)]