20307010

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6287}}^1$

素因数の和:6330

約数の個数: 32

約数和(自身を含む): 40746240

約数和(自身を除く): 20439230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 6287, 12574, 31435, 62870, 106879, 119453, 213758, 238906, 534395, 597265, 1068790, 1194530, 2030701, 4061402, 10153505, 20307010]

約数ペア:

[(1, 20307010), (2, 10153505), (5, 4061402), (10, 2030701), (17, 1194530), (19, 1068790), (34, 597265), (38, 534395), (85, 238906), (95, 213758), (170, 119453), (190, 106879), (323, 62870), (646, 31435), (1615, 12574), (3230, 6287)]