7389470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 15168384

約数和(自身を除く): 7778914

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 121, 155, 197, 242, 310, 341, 394, 605, 682, 985, 1210, 1705, 1970, 2167, 3410, 3751, 4334, 6107, 7502, 10835, 12214, 18755, 21670, 23837, 30535, 37510, 47674, 61070, 67177, 119185, 134354, 238370, 335885, 671770, 738947, 1477894, 3694735, 7389470]

約数ペア:

[(1, 7389470), (2, 3694735), (5, 1477894), (10, 738947), (11, 671770), (22, 335885), (31, 238370), (55, 134354), (62, 119185), (110, 67177), (121, 61070), (155, 47674), (197, 37510), (242, 30535), (310, 23837), (341, 21670), (394, 18755), (605, 12214), (682, 10835), (985, 7502), (1210, 6107), (1705, 4334), (1970, 3751), (2167, 3410)]