22648400

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1440

約数の個数: 60

約数和(自身を含む): 55780284

約数和(自身を除く): 33131884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 656, 820, 1025, 1381, 1640, 2050, 2762, 3280, 4100, 5524, 6905, 8200, 11048, 13810, 16400, 22096, 27620, 34525, 55240, 56621, 69050, 110480, 113242, 138100, 226484, 276200, 283105, 452968, 552400, 566210, 905936, 1132420, 1415525, 2264840, 2831050, 4529680, 5662100, 11324200, 22648400]

約数ペア:

[(1, 22648400), (2, 11324200), (4, 5662100), (5, 4529680), (8, 2831050), (10, 2264840), (16, 1415525), (20, 1132420), (25, 905936), (40, 566210), (41, 552400), (50, 452968), (80, 283105), (82, 276200), (100, 226484), (164, 138100), (200, 113242), (205, 110480), (328, 69050), (400, 56621), (410, 55240), (656, 34525), (820, 27620), (1025, 22096), (1381, 16400), (1640, 13810), (2050, 11048), (2762, 8200), (3280, 6905), (4100, 5524)]