20788200

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11549}}^1$

素因数の和:11571

約数の個数: 72

約数和(自身を含む): 69819750

約数和(自身を除く): 49031550

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 11549, 23098, 34647, 46196, 57745, 69294, 92392, 103941, 115490, 138588, 173235, 207882, 230980, 277176, 288725, 346470, 415764, 461960, 519705, 577450, 692940, 831528, 866175, 1039410, 1154900, 1385880, 1732350, 2078820, 2309800, 2598525, 3464700, 4157640, 5197050, 6929400, 10394100, 20788200]

約数ペア:

[(1, 20788200), (2, 10394100), (3, 6929400), (4, 5197050), (5, 4157640), (6, 3464700), (8, 2598525), (9, 2309800), (10, 2078820), (12, 1732350), (15, 1385880), (18, 1154900), (20, 1039410), (24, 866175), (25, 831528), (30, 692940), (36, 577450), (40, 519705), (45, 461960), (50, 415764), (60, 346470), (72, 288725), (75, 277176), (90, 230980), (100, 207882), (120, 173235), (150, 138588), (180, 115490), (200, 103941), (225, 92392), (300, 69294), (360, 57745), (450, 46196), (600, 34647), (900, 23098), (1800, 11549)]