28728130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{487}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 55022976

約数和(自身を除く): 26294846

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 347, 487, 694, 974, 1735, 2435, 3470, 4870, 5899, 8279, 11798, 16558, 29495, 41395, 58990, 82790, 168989, 337978, 844945, 1689890, 2872813, 5745626, 14364065, 28728130]

約数ペア:

[(1, 28728130), (2, 14364065), (5, 5745626), (10, 2872813), (17, 1689890), (34, 844945), (85, 337978), (170, 168989), (347, 82790), (487, 58990), (694, 41395), (974, 29495), (1735, 16558), (2435, 11798), (3470, 8279), (4870, 5899)]