8287990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 15855840

約数和(自身を除く): 7567850

約数列:

[1, 2, 5, 10, 19, 38, 95, 181, 190, 241, 362, 482, 905, 1205, 1810, 2410, 3439, 4579, 6878, 9158, 17195, 22895, 34390, 43621, 45790, 87242, 218105, 436210, 828799, 1657598, 4143995, 8287990]

約数ペア:

[(1, 8287990), (2, 4143995), (5, 1657598), (10, 828799), (19, 436210), (38, 218105), (95, 87242), (181, 45790), (190, 43621), (241, 34390), (362, 22895), (482, 17195), (905, 9158), (1205, 6878), (1810, 4579), (2410, 3439)]