218664704920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{287716717}}^1$

素因数の和:287716747

約数の個数: 32

約数和(自身を含む): 517890092400

約数和(自身を除く): 299225387480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 287716717, 575433434, 1150866868, 1438583585, 2301733736, 2877167170, 5466617623, 5754334340, 10933235246, 11508668680, 21866470492, 27333088115, 43732940984, 54666176230, 109332352460, 218664704920]

約数ペア:

[(1, 218664704920), (2, 109332352460), (4, 54666176230), (5, 43732940984), (8, 27333088115), (10, 21866470492), (19, 11508668680), (20, 10933235246), (38, 5754334340), (40, 5466617623), (76, 2877167170), (95, 2301733736), (152, 1438583585), (190, 1150866868), (380, 575433434), (760, 287716717)]