21383520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44549}}^1$

素因数の和:44567

約数の個数: 48

約数和(自身を含む): 67359600

約数和(自身を除く): 45976080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44549, 89098, 133647, 178196, 222745, 267294, 356392, 445490, 534588, 668235, 712784, 890980, 1069176, 1336470, 1425568, 1781960, 2138352, 2672940, 3563920, 4276704, 5345880, 7127840, 10691760, 21383520]

約数ペア:

[(1, 21383520), (2, 10691760), (3, 7127840), (4, 5345880), (5, 4276704), (6, 3563920), (8, 2672940), (10, 2138352), (12, 1781960), (15, 1425568), (16, 1336470), (20, 1069176), (24, 890980), (30, 712784), (32, 668235), (40, 534588), (48, 445490), (60, 356392), (80, 267294), (96, 222745), (120, 178196), (160, 133647), (240, 89098), (480, 44549)]