9982420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{631}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 24208128

約数和(自身を除く): 14225708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 631, 791, 1130, 1262, 1582, 2260, 2524, 3155, 3164, 3955, 4417, 6310, 7910, 8834, 12620, 15820, 17668, 22085, 44170, 71303, 88340, 142606, 285212, 356515, 499121, 713030, 998242, 1426060, 1996484, 2495605, 4991210, 9982420]

約数ペア:

[(1, 9982420), (2, 4991210), (4, 2495605), (5, 1996484), (7, 1426060), (10, 998242), (14, 713030), (20, 499121), (28, 356515), (35, 285212), (70, 142606), (113, 88340), (140, 71303), (226, 44170), (452, 22085), (565, 17668), (631, 15820), (791, 12620), (1130, 8834), (1262, 7910), (1582, 6310), (2260, 4417), (2524, 3955), (3155, 3164)]