1780821430

素因数分解:

$2^1\times 5^1\times {\mathrm{2417}}^1\times {\mathrm{73679}}^1$

素因数の和:76103

約数の個数: 16

約数和(自身を含む): 3206848320

約数和(自身を除く): 1426026890

約数列:

[1, 2, 5, 10, 2417, 4834, 12085, 24170, 73679, 147358, 368395, 736790, 178082143, 356164286, 890410715, 1780821430]

約数ペア:

[(1, 1780821430), (2, 890410715), (5, 356164286), (10, 178082143), (2417, 736790), (4834, 368395), (12085, 147358), (24170, 73679)]