49000040

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1979}}^1$

素因数の和:2609

約数の個数: 32

約数和(自身を含む): 110484000

約数和(自身を除く): 61483960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1238, 1979, 2476, 3095, 3958, 4952, 6190, 7916, 9895, 12380, 15832, 19790, 24760, 39580, 79160, 1225001, 2450002, 4900004, 6125005, 9800008, 12250010, 24500020, 49000040]

約数ペア:

[(1, 49000040), (2, 24500020), (4, 12250010), (5, 9800008), (8, 6125005), (10, 4900004), (20, 2450002), (40, 1225001), (619, 79160), (1238, 39580), (1979, 24760), (2476, 19790), (3095, 15832), (3958, 12380), (4952, 9895), (6190, 7916)]