2258360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 5654880

約数和(自身を除く): 3396520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 101, 104, 130, 172, 202, 215, 260, 344, 404, 430, 505, 520, 559, 808, 860, 1010, 1118, 1313, 1720, 2020, 2236, 2626, 2795, 4040, 4343, 4472, 5252, 5590, 6565, 8686, 10504, 11180, 13130, 17372, 21715, 22360, 26260, 34744, 43430, 52520, 56459, 86860, 112918, 173720, 225836, 282295, 451672, 564590, 1129180, 2258360]

約数ペア:

[(1, 2258360), (2, 1129180), (4, 564590), (5, 451672), (8, 282295), (10, 225836), (13, 173720), (20, 112918), (26, 86860), (40, 56459), (43, 52520), (52, 43430), (65, 34744), (86, 26260), (101, 22360), (104, 21715), (130, 17372), (172, 13130), (202, 11180), (215, 10504), (260, 8686), (344, 6565), (404, 5590), (430, 5252), (505, 4472), (520, 4343), (559, 4040), (808, 2795), (860, 2626), (1010, 2236), (1118, 2020), (1313, 1720)]