27431960

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8681}}^1$

素因数の和:8771

約数の個数: 32

約数和(自身を含む): 62510400

約数和(自身を除く): 35078440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 8681, 17362, 34724, 43405, 69448, 86810, 173620, 347240, 685799, 1371598, 2743196, 3428995, 5486392, 6857990, 13715980, 27431960]

約数ペア:

[(1, 27431960), (2, 13715980), (4, 6857990), (5, 5486392), (8, 3428995), (10, 2743196), (20, 1371598), (40, 685799), (79, 347240), (158, 173620), (316, 86810), (395, 69448), (632, 43405), (790, 34724), (1580, 17362), (3160, 8681)]