8980760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{281}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 21928320

約数和(自身を除く): 12947560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 281, 340, 376, 470, 562, 680, 799, 940, 1124, 1405, 1598, 1880, 2248, 2810, 3196, 3995, 4777, 5620, 6392, 7990, 9554, 11240, 13207, 15980, 19108, 23885, 26414, 31960, 38216, 47770, 52828, 66035, 95540, 105656, 132070, 191080, 224519, 264140, 449038, 528280, 898076, 1122595, 1796152, 2245190, 4490380, 8980760]

約数ペア:

[(1, 8980760), (2, 4490380), (4, 2245190), (5, 1796152), (8, 1122595), (10, 898076), (17, 528280), (20, 449038), (34, 264140), (40, 224519), (47, 191080), (68, 132070), (85, 105656), (94, 95540), (136, 66035), (170, 52828), (188, 47770), (235, 38216), (281, 31960), (340, 26414), (376, 23885), (470, 19108), (562, 15980), (680, 13207), (799, 11240), (940, 9554), (1124, 7990), (1405, 6392), (1598, 5620), (1880, 4777), (2248, 3995), (2810, 3196)]