361990020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{861881}}^1$

素因数の和:861900

約数の個数: 48

約数和(自身を含む): 1158369408

約数和(自身を除く): 796379388

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, 861881, 1723762, 2585643, 3447524, 4309405, 5171286, 6033167, 8618810, 10342572, 12066334, 12928215, 17237620, 18099501, 24132668, 25856430, 30165835, 36199002, 51712860, 60331670, 72398004, 90497505, 120663340, 180995010, 361990020]

約数ペア:

[(1, 361990020), (2, 180995010), (3, 120663340), (4, 90497505), (5, 72398004), (6, 60331670), (7, 51712860), (10, 36199002), (12, 30165835), (14, 25856430), (15, 24132668), (20, 18099501), (21, 17237620), (28, 12928215), (30, 12066334), (35, 10342572), (42, 8618810), (60, 6033167), (70, 5171286), (84, 4309405), (105, 3447524), (140, 2585643), (210, 1723762), (420, 861881)]