26634140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1151}}^1$

素因数の和:1262

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 34329700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1151, 1157, 1780, 2302, 2314, 4604, 4628, 5755, 5785, 11510, 11570, 14963, 23020, 23140, 29926, 59852, 74815, 102439, 149630, 204878, 299260, 409756, 512195, 1024390, 1331707, 2048780, 2663414, 5326828, 6658535, 13317070, 26634140]

約数ペア:

[(1, 26634140), (2, 13317070), (4, 6658535), (5, 5326828), (10, 2663414), (13, 2048780), (20, 1331707), (26, 1024390), (52, 512195), (65, 409756), (89, 299260), (130, 204878), (178, 149630), (260, 102439), (356, 74815), (445, 59852), (890, 29926), (1151, 23140), (1157, 23020), (1780, 14963), (2302, 11570), (2314, 11510), (4604, 5785), (4628, 5755)]