889276720

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{110059}}^1$

素因数の和:110173

約数の個数: 40

約数和(自身を含む): 2088058320

約数和(自身を除く): 1198781600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 4040, 8080, 110059, 220118, 440236, 550295, 880472, 1100590, 1760944, 2201180, 4402360, 8804720, 11115959, 22231918, 44463836, 55579795, 88927672, 111159590, 177855344, 222319180, 444638360, 889276720]

約数ペア:

[(1, 889276720), (2, 444638360), (4, 222319180), (5, 177855344), (8, 111159590), (10, 88927672), (16, 55579795), (20, 44463836), (40, 22231918), (80, 11115959), (101, 8804720), (202, 4402360), (404, 2201180), (505, 1760944), (808, 1100590), (1010, 880472), (1616, 550295), (2020, 440236), (4040, 220118), (8080, 110059)]