20176959670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{23609}}^1$

素因数の和:24073

約数の個数: 64

約数和(自身を含む): 43041974400

約数和(自身を除く): 22865014730

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 421, 842, 1015, 2030, 2105, 2947, 4210, 5894, 12209, 14735, 23609, 24418, 29470, 47218, 61045, 85463, 118045, 122090, 165263, 170926, 236090, 330526, 427315, 684661, 826315, 854630, 1369322, 1652630, 3423305, 4792627, 6846610, 9585254, 9939389, 19878778, 23963135, 47926270, 49696945, 69575723, 99393890, 139151446, 288242281, 347878615, 576484562, 695757230, 1441211405, 2017695967, 2882422810, 4035391934, 10088479835, 20176959670]

約数ペア:

[(1, 20176959670), (2, 10088479835), (5, 4035391934), (7, 2882422810), (10, 2017695967), (14, 1441211405), (29, 695757230), (35, 576484562), (58, 347878615), (70, 288242281), (145, 139151446), (203, 99393890), (290, 69575723), (406, 49696945), (421, 47926270), (842, 23963135), (1015, 19878778), (2030, 9939389), (2105, 9585254), (2947, 6846610), (4210, 4792627), (5894, 3423305), (12209, 1652630), (14735, 1369322), (23609, 854630), (24418, 826315), (29470, 684661), (47218, 427315), (61045, 330526), (85463, 236090), (118045, 170926), (122090, 165263)]