4981570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 10342080

約数和(自身を除く): 5360510

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 121, 179, 230, 242, 253, 358, 506, 605, 895, 1210, 1265, 1790, 1969, 2530, 2783, 3938, 4117, 5566, 8234, 9845, 13915, 19690, 20585, 21659, 27830, 41170, 43318, 45287, 90574, 108295, 216590, 226435, 452870, 498157, 996314, 2490785, 4981570]

約数ペア:

[(1, 4981570), (2, 2490785), (5, 996314), (10, 498157), (11, 452870), (22, 226435), (23, 216590), (46, 108295), (55, 90574), (110, 45287), (115, 43318), (121, 41170), (179, 27830), (230, 21659), (242, 20585), (253, 19690), (358, 13915), (506, 9845), (605, 8234), (895, 5566), (1210, 4117), (1265, 3938), (1790, 2783), (1969, 2530)]