2711240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 7292160

約数和(自身を除く): 4580920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 421, 460, 644, 805, 842, 920, 1288, 1610, 1684, 2105, 2947, 3220, 3368, 4210, 5894, 6440, 8420, 9683, 11788, 14735, 16840, 19366, 23576, 29470, 38732, 48415, 58940, 67781, 77464, 96830, 117880, 135562, 193660, 271124, 338905, 387320, 542248, 677810, 1355620, 2711240]

約数ペア:

[(1, 2711240), (2, 1355620), (4, 677810), (5, 542248), (7, 387320), (8, 338905), (10, 271124), (14, 193660), (20, 135562), (23, 117880), (28, 96830), (35, 77464), (40, 67781), (46, 58940), (56, 48415), (70, 38732), (92, 29470), (115, 23576), (140, 19366), (161, 16840), (184, 14735), (230, 11788), (280, 9683), (322, 8420), (421, 6440), (460, 5894), (644, 4210), (805, 3368), (842, 3220), (920, 2947), (1288, 2105), (1610, 1684)]