20421510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{23473}}^1$

素因数の和:23512

約数の個数: 32

約数和(自身を含む): 50703840

約数和(自身を除く): 30282330

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 23473, 46946, 70419, 117365, 140838, 234730, 352095, 680717, 704190, 1361434, 2042151, 3403585, 4084302, 6807170, 10210755, 20421510]

約数ペア:

[(1, 20421510), (2, 10210755), (3, 6807170), (5, 4084302), (6, 3403585), (10, 2042151), (15, 1361434), (29, 704190), (30, 680717), (58, 352095), (87, 234730), (145, 140838), (174, 117365), (290, 70419), (435, 46946), (870, 23473)]