311022010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{55639}}^1$

素因数の和:55702

約数の個数: 32

約数和(自身を含む): 616936320

約数和(自身を除く): 305914310

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 55639, 111278, 278195, 556390, 723307, 1446614, 2392477, 3616535, 4784954, 7233070, 11962385, 23924770, 31102201, 62204402, 155511005, 311022010]

約数ペア:

[(1, 311022010), (2, 155511005), (5, 62204402), (10, 31102201), (13, 23924770), (26, 11962385), (43, 7233070), (65, 4784954), (86, 3616535), (130, 2392477), (215, 1446614), (430, 723307), (559, 556390), (1118, 278195), (2795, 111278), (5590, 55639)]