285347210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{21247}}^1$

素因数の和:21350

約数の個数: 32

約数和(自身を含む): 550748160

約数和(自身を除く): 265400950

約数列:

[1, 2, 5, 10, 17, 34, 79, 85, 158, 170, 395, 790, 1343, 2686, 6715, 13430, 21247, 42494, 106235, 212470, 361199, 722398, 1678513, 1805995, 3357026, 3611990, 8392565, 16785130, 28534721, 57069442, 142673605, 285347210]

約数ペア:

[(1, 285347210), (2, 142673605), (5, 57069442), (10, 28534721), (17, 16785130), (34, 8392565), (79, 3611990), (85, 3357026), (158, 1805995), (170, 1678513), (395, 722398), (790, 361199), (1343, 212470), (2686, 106235), (6715, 42494), (13430, 21247)]