8191960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1721}}^1$

素因数の和:1756

約数の個数: 64

約数和(自身を含む): 22317120

約数和(自身を除く): 14125160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 1721, 2380, 3442, 4760, 6884, 8605, 12047, 13768, 17210, 24094, 29257, 34420, 48188, 58514, 60235, 68840, 96376, 117028, 120470, 146285, 204799, 234056, 240940, 292570, 409598, 481880, 585140, 819196, 1023995, 1170280, 1638392, 2047990, 4095980, 8191960]

約数ペア:

[(1, 8191960), (2, 4095980), (4, 2047990), (5, 1638392), (7, 1170280), (8, 1023995), (10, 819196), (14, 585140), (17, 481880), (20, 409598), (28, 292570), (34, 240940), (35, 234056), (40, 204799), (56, 146285), (68, 120470), (70, 117028), (85, 96376), (119, 68840), (136, 60235), (140, 58514), (170, 48188), (238, 34420), (280, 29257), (340, 24094), (476, 17210), (595, 13768), (680, 12047), (952, 8605), (1190, 6884), (1721, 4760), (2380, 3442)]