248165720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{564013}}^1$

素因数の和:564035

約数の個数: 32

約数和(自身を含む): 609135120

約数和(自身を除く): 360969400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 564013, 1128026, 2256052, 2820065, 4512104, 5640130, 6204143, 11280260, 12408286, 22560520, 24816572, 31020715, 49633144, 62041430, 124082860, 248165720]

約数ペア:

[(1, 248165720), (2, 124082860), (4, 62041430), (5, 49633144), (8, 31020715), (10, 24816572), (11, 22560520), (20, 12408286), (22, 11280260), (40, 6204143), (44, 5640130), (55, 4512104), (88, 2820065), (110, 2256052), (220, 1128026), (440, 564013)]