108920380

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1223}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 235859904

約数和(自身を除く): 126939524

約数列:

[1, 2, 4, 5, 10, 20, 61, 73, 122, 146, 244, 292, 305, 365, 610, 730, 1220, 1223, 1460, 2446, 4453, 4892, 6115, 8906, 12230, 17812, 22265, 24460, 44530, 74603, 89060, 89279, 149206, 178558, 298412, 357116, 373015, 446395, 746030, 892790, 1492060, 1785580, 5446019, 10892038, 21784076, 27230095, 54460190, 108920380]

約数ペア:

[(1, 108920380), (2, 54460190), (4, 27230095), (5, 21784076), (10, 10892038), (20, 5446019), (61, 1785580), (73, 1492060), (122, 892790), (146, 746030), (244, 446395), (292, 373015), (305, 357116), (365, 298412), (610, 178558), (730, 149206), (1220, 89279), (1223, 89060), (1460, 74603), (2446, 44530), (4453, 24460), (4892, 22265), (6115, 17812), (8906, 12230)]