40213690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:379

約数の個数: 64

約数和(自身を含む): 84602880

約数和(自身を除く): 44389190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 71, 95, 110, 142, 190, 209, 271, 355, 418, 542, 710, 781, 1045, 1349, 1355, 1562, 2090, 2698, 2710, 2981, 3905, 5149, 5962, 6745, 7810, 10298, 13490, 14839, 14905, 19241, 25745, 29678, 29810, 38482, 51490, 56639, 74195, 96205, 113278, 148390, 192410, 211651, 283195, 365579, 423302, 566390, 731158, 1058255, 1827895, 2116510, 3655790, 4021369, 8042738, 20106845, 40213690]

約数ペア:

[(1, 40213690), (2, 20106845), (5, 8042738), (10, 4021369), (11, 3655790), (19, 2116510), (22, 1827895), (38, 1058255), (55, 731158), (71, 566390), (95, 423302), (110, 365579), (142, 283195), (190, 211651), (209, 192410), (271, 148390), (355, 113278), (418, 96205), (542, 74195), (710, 56639), (781, 51490), (1045, 38482), (1349, 29810), (1355, 29678), (1562, 25745), (2090, 19241), (2698, 14905), (2710, 14839), (2981, 13490), (3905, 10298), (5149, 7810), (5962, 6745)]