345205870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1\times {\mathrm{2213}}^1$

素因数の和:3060

約数の個数: 32

約数和(自身を含む): 655166880

約数和(自身を除く): 309961010

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 821, 1642, 2213, 4105, 4426, 8210, 11065, 15599, 22130, 31198, 42047, 77995, 84094, 155990, 210235, 420470, 1816873, 3633746, 9084365, 18168730, 34520587, 69041174, 172602935, 345205870]

約数ペア:

[(1, 345205870), (2, 172602935), (5, 69041174), (10, 34520587), (19, 18168730), (38, 9084365), (95, 3633746), (190, 1816873), (821, 420470), (1642, 210235), (2213, 155990), (4105, 84094), (4426, 77995), (8210, 42047), (11065, 31198), (15599, 22130)]