24982840

素因数分解:

$2^3\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1009}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 56358000

約数和(自身を除く): 31375160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 619, 1009, 1238, 2018, 2476, 3095, 4036, 4952, 5045, 6190, 8072, 10090, 12380, 20180, 24760, 40360, 624571, 1249142, 2498284, 3122855, 4996568, 6245710, 12491420, 24982840]

約数ペア:

[(1, 24982840), (2, 12491420), (4, 6245710), (5, 4996568), (8, 3122855), (10, 2498284), (20, 1249142), (40, 624571), (619, 40360), (1009, 24760), (1238, 20180), (2018, 12380), (2476, 10090), (3095, 8072), (4036, 6190), (4952, 5045)]