9828780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12601}}^1$

素因数の和:12626

約数の個数: 48

約数和(自身を含む): 29639904

約数和(自身を除く): 19811124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 12601, 25202, 37803, 50404, 63005, 75606, 126010, 151212, 163813, 189015, 252020, 327626, 378030, 491439, 655252, 756060, 819065, 982878, 1638130, 1965756, 2457195, 3276260, 4914390, 9828780]

約数ペア:

[(1, 9828780), (2, 4914390), (3, 3276260), (4, 2457195), (5, 1965756), (6, 1638130), (10, 982878), (12, 819065), (13, 756060), (15, 655252), (20, 491439), (26, 378030), (30, 327626), (39, 252020), (52, 189015), (60, 163813), (65, 151212), (78, 126010), (130, 75606), (156, 63005), (195, 50404), (260, 37803), (390, 25202), (780, 12601)]