28691760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{119549}}^1$

素因数の和:119565

約数の個数: 40

約数和(自身を含む): 88945200

約数和(自身を除く): 60253440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 119549, 239098, 358647, 478196, 597745, 717294, 956392, 1195490, 1434588, 1793235, 1912784, 2390980, 2869176, 3586470, 4781960, 5738352, 7172940, 9563920, 14345880, 28691760]

約数ペア:

[(1, 28691760), (2, 14345880), (3, 9563920), (4, 7172940), (5, 5738352), (6, 4781960), (8, 3586470), (10, 2869176), (12, 2390980), (15, 1912784), (16, 1793235), (20, 1434588), (24, 1195490), (30, 956392), (40, 717294), (48, 597745), (60, 478196), (80, 358647), (120, 239098), (240, 119549)]