12281000

素因数分解:

$2^3\times 5^3\times {\mathrm{12281}}^1$

素因数の和:12302

約数の個数: 32

約数和(自身を含む): 28739880

約数和(自身を除く): 16458880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 12281, 24562, 49124, 61405, 98248, 122810, 245620, 307025, 491240, 614050, 1228100, 1535125, 2456200, 3070250, 6140500, 12281000]

約数ペア:

[(1, 12281000), (2, 6140500), (4, 3070250), (5, 2456200), (8, 1535125), (10, 1228100), (20, 614050), (25, 491240), (40, 307025), (50, 245620), (100, 122810), (125, 98248), (200, 61405), (250, 49124), (500, 24562), (1000, 12281)]