247488530

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{487}}^1\times {\mathrm{571}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 452200320

約数和(自身を除く): 204711790

約数列:

[1, 2, 5, 10, 89, 178, 445, 487, 571, 890, 974, 1142, 2435, 2855, 4870, 5710, 43343, 50819, 86686, 101638, 216715, 254095, 278077, 433430, 508190, 556154, 1390385, 2780770, 24748853, 49497706, 123744265, 247488530]

約数ペア:

[(1, 247488530), (2, 123744265), (5, 49497706), (10, 24748853), (89, 2780770), (178, 1390385), (445, 556154), (487, 508190), (571, 433430), (890, 278077), (974, 254095), (1142, 216715), (2435, 101638), (2855, 86686), (4870, 50819), (5710, 43343)]