8537540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{257}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 19764864

約数和(自身を除く): 11227324

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 257, 302, 514, 604, 755, 1028, 1285, 1510, 1661, 2570, 2827, 3020, 3322, 5140, 5654, 6644, 8305, 11308, 14135, 16610, 28270, 33220, 38807, 56540, 77614, 155228, 194035, 388070, 426877, 776140, 853754, 1707508, 2134385, 4268770, 8537540]

約数ペア:

[(1, 8537540), (2, 4268770), (4, 2134385), (5, 1707508), (10, 853754), (11, 776140), (20, 426877), (22, 388070), (44, 194035), (55, 155228), (110, 77614), (151, 56540), (220, 38807), (257, 33220), (302, 28270), (514, 16610), (604, 14135), (755, 11308), (1028, 8305), (1285, 6644), (1510, 5654), (1661, 5140), (2570, 3322), (2827, 3020)]