20403913630

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2207}}^1\times {\mathrm{22549}}^1$

素因数の和:24804

約数の個数: 32

約数和(自身を含む): 37641542400

約数和(自身を除く): 17237628770

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 2207, 4414, 11035, 22070, 22549, 45098, 90487, 112745, 180974, 225490, 452435, 904870, 924509, 1849018, 4622545, 9245090, 49765643, 99531286, 248828215, 497656430, 2040391363, 4080782726, 10201956815, 20403913630]

約数ペア:

[(1, 20403913630), (2, 10201956815), (5, 4080782726), (10, 2040391363), (41, 497656430), (82, 248828215), (205, 99531286), (410, 49765643), (2207, 9245090), (4414, 4622545), (11035, 1849018), (22070, 924509), (22549, 904870), (45098, 452435), (90487, 225490), (112745, 180974)]