2018803960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2656321}}^1$

素因数の和:2656351

約数の個数: 32

約数和(自身を含む): 4781379600

約数和(自身を除く): 2762575640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2656321, 5312642, 10625284, 13281605, 21250568, 26563210, 50470099, 53126420, 100940198, 106252840, 201880396, 252350495, 403760792, 504700990, 1009401980, 2018803960]

約数ペア:

[(1, 2018803960), (2, 1009401980), (4, 504700990), (5, 403760792), (8, 252350495), (10, 201880396), (19, 106252840), (20, 100940198), (38, 53126420), (40, 50470099), (76, 26563210), (95, 21250568), (152, 13281605), (190, 10625284), (380, 5312642), (760, 2656321)]