2245620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2879}}^1$

素因数の和:2904

約数の個数: 48

約数和(自身を含む): 6773760

約数和(自身を除く): 4528140

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, 2879, 5758, 8637, 11516, 14395, 17274, 28790, 34548, 37427, 43185, 57580, 74854, 86370, 112281, 149708, 172740, 187135, 224562, 374270, 449124, 561405, 748540, 1122810, 2245620]

約数ペア:

[(1, 2245620), (2, 1122810), (3, 748540), (4, 561405), (5, 449124), (6, 374270), (10, 224562), (12, 187135), (13, 172740), (15, 149708), (20, 112281), (26, 86370), (30, 74854), (39, 57580), (52, 43185), (60, 37427), (65, 34548), (78, 28790), (130, 17274), (156, 14395), (195, 11516), (260, 8637), (390, 5758), (780, 2879)]