899340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1153}}^1$

素因数の和:1178

約数の個数: 48

約数和(自身を含む): 2714208

約数和(自身を除く): 1814868

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, 1153, 2306, 3459, 4612, 5765, 6918, 11530, 13836, 14989, 17295, 23060, 29978, 34590, 44967, 59956, 69180, 74945, 89934, 149890, 179868, 224835, 299780, 449670, 899340]

約数ペア:

[(1, 899340), (2, 449670), (3, 299780), (4, 224835), (5, 179868), (6, 149890), (10, 89934), (12, 74945), (13, 69180), (15, 59956), (20, 44967), (26, 34590), (30, 29978), (39, 23060), (52, 17295), (60, 14989), (65, 13836), (78, 11530), (130, 6918), (156, 5765), (195, 4612), (260, 3459), (390, 2306), (780, 1153)]