441640180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61169}}^1$

素因数の和:61216

約数の個数: 36

約数和(自身を含む): 978842340

約数和(自身を除く): 537202160

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 361, 380, 722, 1444, 1805, 3610, 7220, 61169, 122338, 244676, 305845, 611690, 1162211, 1223380, 2324422, 4648844, 5811055, 11622110, 22082009, 23244220, 44164018, 88328036, 110410045, 220820090, 441640180]

約数ペア:

[(1, 441640180), (2, 220820090), (4, 110410045), (5, 88328036), (10, 44164018), (19, 23244220), (20, 22082009), (38, 11622110), (76, 5811055), (95, 4648844), (190, 2324422), (361, 1223380), (380, 1162211), (722, 611690), (1444, 305845), (1805, 244676), (3610, 122338), (7220, 61169)]