140405590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1080043}}^1$

素因数の和:1080063

約数の個数: 16

約数和(自身を含む): 272171088

約数和(自身を除く): 131765498

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1080043, 2160086, 5400215, 10800430, 14040559, 28081118, 70202795, 140405590]

約数ペア:

[(1, 140405590), (2, 70202795), (5, 28081118), (10, 14040559), (13, 10800430), (26, 5400215), (65, 2160086), (130, 1080043)]