3628940

素因数分解:

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

素因数の和:76

約数の個数: 72

約数和(自身を含む): 9290400

約数和(自身を除く): 5661460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 343, 460, 490, 529, 644, 686, 805, 980, 1058, 1127, 1372, 1610, 1715, 2116, 2254, 2645, 3220, 3430, 3703, 4508, 5290, 5635, 6860, 7406, 7889, 10580, 11270, 14812, 15778, 18515, 22540, 25921, 31556, 37030, 39445, 51842, 74060, 78890, 103684, 129605, 157780, 181447, 259210, 362894, 518420, 725788, 907235, 1814470, 3628940]

約数ペア:

[(1, 3628940), (2, 1814470), (4, 907235), (5, 725788), (7, 518420), (10, 362894), (14, 259210), (20, 181447), (23, 157780), (28, 129605), (35, 103684), (46, 78890), (49, 74060), (70, 51842), (92, 39445), (98, 37030), (115, 31556), (140, 25921), (161, 22540), (196, 18515), (230, 15778), (245, 14812), (322, 11270), (343, 10580), (460, 7889), (490, 7406), (529, 6860), (644, 5635), (686, 5290), (805, 4508), (980, 3703), (1058, 3430), (1127, 3220), (1372, 2645), (1610, 2254), (1715, 2116)]