390862510280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{80756717}}^1$

素因数の和:80756750

約数の個数: 48

約数和(自身を含む): 966657914460

約数和(自身を除く): 575795404180

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 80756717, 161513434, 323026868, 403783585, 646053736, 807567170, 888323887, 1615134340, 1776647774, 3230268680, 3553295548, 4441619435, 7106591096, 8883238870, 9771562757, 17766477740, 19543125514, 35532955480, 39086251028, 48857813785, 78172502056, 97715627570, 195431255140, 390862510280]

約数ペア:

[(1, 390862510280), (2, 195431255140), (4, 97715627570), (5, 78172502056), (8, 48857813785), (10, 39086251028), (11, 35532955480), (20, 19543125514), (22, 17766477740), (40, 9771562757), (44, 8883238870), (55, 7106591096), (88, 4441619435), (110, 3553295548), (121, 3230268680), (220, 1776647774), (242, 1615134340), (440, 888323887), (484, 807567170), (605, 646053736), (968, 403783585), (1210, 323026868), (2420, 161513434), (4840, 80756717)]