7391980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 16186464

約数和(自身を除く): 8794484

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 83, 122, 146, 166, 244, 292, 305, 332, 365, 415, 610, 730, 830, 1220, 1460, 1660, 4453, 5063, 6059, 8906, 10126, 12118, 17812, 20252, 22265, 24236, 25315, 30295, 44530, 50630, 60590, 89060, 101260, 121180, 369599, 739198, 1478396, 1847995, 3695990, 7391980]

約数ペア:

[(1, 7391980), (2, 3695990), (4, 1847995), (5, 1478396), (10, 739198), (20, 369599), (61, 121180), (73, 101260), (83, 89060), (122, 60590), (146, 50630), (166, 44530), (244, 30295), (292, 25315), (305, 24236), (332, 22265), (365, 20252), (415, 17812), (610, 12118), (730, 10126), (830, 8906), (1220, 6059), (1460, 5063), (1660, 4453)]