56777120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11447}}^1$

素因数の和:11493

約数の個数: 48

約数和(自身を含む): 138475008

約数和(自身を除く): 81697888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 11447, 22894, 45788, 57235, 91576, 114470, 183152, 228940, 354857, 366304, 457880, 709714, 915760, 1419428, 1774285, 1831520, 2838856, 3548570, 5677712, 7097140, 11355424, 14194280, 28388560, 56777120]

約数ペア:

[(1, 56777120), (2, 28388560), (4, 14194280), (5, 11355424), (8, 7097140), (10, 5677712), (16, 3548570), (20, 2838856), (31, 1831520), (32, 1774285), (40, 1419428), (62, 915760), (80, 709714), (124, 457880), (155, 366304), (160, 354857), (248, 228940), (310, 183152), (496, 114470), (620, 91576), (992, 57235), (1240, 45788), (2480, 22894), (4960, 11447)]