3833240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 8771760

約数和(自身を除く): 4938520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1571, 2440, 3142, 6284, 7855, 12568, 15710, 31420, 62840, 95831, 191662, 383324, 479155, 766648, 958310, 1916620, 3833240]

約数ペア:

[(1, 3833240), (2, 1916620), (4, 958310), (5, 766648), (8, 479155), (10, 383324), (20, 191662), (40, 95831), (61, 62840), (122, 31420), (244, 15710), (305, 12568), (488, 7855), (610, 6284), (1220, 3142), (1571, 2440)]