16572040

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7817}}^1$

素因数の和:7881

約数の個数: 32

約数和(自身を含む): 37995480

約数和(自身を除く): 21423440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 7817, 15634, 31268, 39085, 62536, 78170, 156340, 312680, 414301, 828602, 1657204, 2071505, 3314408, 4143010, 8286020, 16572040]

約数ペア:

[(1, 16572040), (2, 8286020), (4, 4143010), (5, 3314408), (8, 2071505), (10, 1657204), (20, 828602), (40, 414301), (53, 312680), (106, 156340), (212, 78170), (265, 62536), (424, 39085), (530, 31268), (1060, 15634), (2120, 7817)]