13450480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8849}}^1$

素因数の和:8881

約数の個数: 40

約数和(自身を含む): 32922000

約数和(自身を除く): 19471520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8849, 17698, 35396, 44245, 70792, 88490, 141584, 168131, 176980, 336262, 353960, 672524, 707920, 840655, 1345048, 1681310, 2690096, 3362620, 6725240, 13450480]

約数ペア:

[(1, 13450480), (2, 6725240), (4, 3362620), (5, 2690096), (8, 1681310), (10, 1345048), (16, 840655), (19, 707920), (20, 672524), (38, 353960), (40, 336262), (76, 176980), (80, 168131), (95, 141584), (152, 88490), (190, 70792), (304, 44245), (380, 35396), (760, 17698), (1520, 8849)]