827804920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1089217}}^1$

素因数の和:1089247

約数の個数: 32

約数和(自身を含む): 1960592400

約数和(自身を除く): 1132787480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1089217, 2178434, 4356868, 5446085, 8713736, 10892170, 20695123, 21784340, 41390246, 43568680, 82780492, 103475615, 165560984, 206951230, 413902460, 827804920]

約数ペア:

[(1, 827804920), (2, 413902460), (4, 206951230), (5, 165560984), (8, 103475615), (10, 82780492), (19, 43568680), (20, 41390246), (38, 21784340), (40, 20695123), (76, 10892170), (95, 8713736), (152, 5446085), (190, 4356868), (380, 2178434), (760, 1089217)]