57531940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 125783280

約数和(自身を除く): 68251340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 281, 290, 353, 562, 580, 706, 1124, 1405, 1412, 1765, 2810, 3530, 5620, 7060, 8149, 10237, 16298, 20474, 32596, 40745, 40948, 51185, 81490, 99193, 102370, 162980, 198386, 204740, 396772, 495965, 991930, 1983860, 2876597, 5753194, 11506388, 14382985, 28765970, 57531940]

約数ペア:

[(1, 57531940), (2, 28765970), (4, 14382985), (5, 11506388), (10, 5753194), (20, 2876597), (29, 1983860), (58, 991930), (116, 495965), (145, 396772), (281, 204740), (290, 198386), (353, 162980), (562, 102370), (580, 99193), (706, 81490), (1124, 51185), (1405, 40948), (1412, 40745), (1765, 32596), (2810, 20474), (3530, 16298), (5620, 10237), (7060, 8149)]