2184880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:925

約数の個数: 40

約数和(自身を含む): 5249664

約数和(自身を除く): 3064784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 881, 1240, 1762, 2480, 3524, 4405, 7048, 8810, 14096, 17620, 27311, 35240, 54622, 70480, 109244, 136555, 218488, 273110, 436976, 546220, 1092440, 2184880]

約数ペア:

[(1, 2184880), (2, 1092440), (4, 546220), (5, 436976), (8, 273110), (10, 218488), (16, 136555), (20, 109244), (31, 70480), (40, 54622), (62, 35240), (80, 27311), (124, 17620), (155, 14096), (248, 8810), (310, 7048), (496, 4405), (620, 3524), (881, 2480), (1240, 1762)]