28167580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4679}}^1$

素因数の和:4738

約数の個数: 48

約数和(自身を含む): 69189120

約数和(自身を除く): 41021540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4679, 6020, 9358, 18716, 23395, 32753, 46790, 65506, 93580, 131012, 163765, 201197, 327530, 402394, 655060, 804788, 1005985, 1408379, 2011970, 2816758, 4023940, 5633516, 7041895, 14083790, 28167580]

約数ペア:

[(1, 28167580), (2, 14083790), (4, 7041895), (5, 5633516), (7, 4023940), (10, 2816758), (14, 2011970), (20, 1408379), (28, 1005985), (35, 804788), (43, 655060), (70, 402394), (86, 327530), (140, 201197), (172, 163765), (215, 131012), (301, 93580), (430, 65506), (602, 46790), (860, 32753), (1204, 23395), (1505, 18716), (3010, 9358), (4679, 6020)]