13301840

素因数分解:

$2^4\times 5^1\times {\mathrm{166273}}^1$

素因数の和:166286

約数の個数: 20

約数和(自身を含む): 30926964

約数和(自身を除く): 17625124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166273, 332546, 665092, 831365, 1330184, 1662730, 2660368, 3325460, 6650920, 13301840]

約数ペア:

[(1, 13301840), (2, 6650920), (4, 3325460), (5, 2660368), (8, 1662730), (10, 1330184), (16, 831365), (20, 665092), (40, 332546), (80, 166273)]