2661000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{887}}^1$

素因数の和:911

約数の個数: 64

約数和(自身を含む): 8311680

約数和(自身を除く): 5650680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 750, 887, 1000, 1500, 1774, 2661, 3000, 3548, 4435, 5322, 7096, 8870, 10644, 13305, 17740, 21288, 22175, 26610, 35480, 44350, 53220, 66525, 88700, 106440, 110875, 133050, 177400, 221750, 266100, 332625, 443500, 532200, 665250, 887000, 1330500, 2661000]

約数ペア:

[(1, 2661000), (2, 1330500), (3, 887000), (4, 665250), (5, 532200), (6, 443500), (8, 332625), (10, 266100), (12, 221750), (15, 177400), (20, 133050), (24, 110875), (25, 106440), (30, 88700), (40, 66525), (50, 53220), (60, 44350), (75, 35480), (100, 26610), (120, 22175), (125, 21288), (150, 17740), (200, 13305), (250, 10644), (300, 8870), (375, 7096), (500, 5322), (600, 4435), (750, 3548), (887, 3000), (1000, 2661), (1500, 1774)]