2129702920

素因数分解:

$2^3\times 5^1\times {\mathrm{53242573}}^1$

素因数の和:53242584

約数の個数: 16

約数和(自身を含む): 4791831660

約数和(自身を除く): 2662128740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53242573, 106485146, 212970292, 266212865, 425940584, 532425730, 1064851460, 2129702920]

約数ペア:

[(1, 2129702920), (2, 1064851460), (4, 532425730), (5, 425940584), (8, 266212865), (10, 212970292), (20, 106485146), (40, 53242573)]