2997600490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{122401}}^1$

素因数の和:122518

約数の個数: 32

約数和(自身を含む): 5640284160

約数和(自身を除く): 2642683670

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 790, 2449, 4898, 12245, 24490, 122401, 244802, 612005, 1224010, 3794431, 7588862, 9669679, 18972155, 19339358, 37944310, 48348395, 96696790, 299760049, 599520098, 1498800245, 2997600490]

約数ペア:

[(1, 2997600490), (2, 1498800245), (5, 599520098), (10, 299760049), (31, 96696790), (62, 48348395), (79, 37944310), (155, 19339358), (158, 18972155), (310, 9669679), (395, 7588862), (790, 3794431), (2449, 1224010), (4898, 612005), (12245, 244802), (24490, 122401)]