427460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 1028160

約数和(自身を除く): 600700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 67, 110, 116, 134, 145, 220, 268, 290, 319, 335, 580, 638, 670, 737, 1276, 1340, 1474, 1595, 1943, 2948, 3190, 3685, 3886, 6380, 7370, 7772, 9715, 14740, 19430, 21373, 38860, 42746, 85492, 106865, 213730, 427460]

約数ペア:

[(1, 427460), (2, 213730), (4, 106865), (5, 85492), (10, 42746), (11, 38860), (20, 21373), (22, 19430), (29, 14740), (44, 9715), (55, 7772), (58, 7370), (67, 6380), (110, 3886), (116, 3685), (134, 3190), (145, 2948), (220, 1943), (268, 1595), (290, 1474), (319, 1340), (335, 1276), (580, 737), (638, 670)]