31265740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 77220864

約数和(自身を除く): 45955124

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 37, 44, 46, 55, 74, 92, 110, 115, 148, 167, 185, 220, 230, 253, 334, 370, 407, 460, 506, 668, 740, 814, 835, 851, 1012, 1265, 1628, 1670, 1702, 1837, 2035, 2530, 3340, 3404, 3674, 3841, 4070, 4255, 5060, 6179, 7348, 7682, 8140, 8510, 9185, 9361, 12358, 15364, 17020, 18370, 18722, 19205, 24716, 30895, 36740, 37444, 38410, 42251, 46805, 61790, 67969, 76820, 84502, 93610, 123580, 135938, 142117, 169004, 187220, 211255, 271876, 284234, 339845, 422510, 568468, 679690, 710585, 845020, 1359380, 1421170, 1563287, 2842340, 3126574, 6253148, 7816435, 15632870, 31265740]

約数ペア:

[(1, 31265740), (2, 15632870), (4, 7816435), (5, 6253148), (10, 3126574), (11, 2842340), (20, 1563287), (22, 1421170), (23, 1359380), (37, 845020), (44, 710585), (46, 679690), (55, 568468), (74, 422510), (92, 339845), (110, 284234), (115, 271876), (148, 211255), (167, 187220), (185, 169004), (220, 142117), (230, 135938), (253, 123580), (334, 93610), (370, 84502), (407, 76820), (460, 67969), (506, 61790), (668, 46805), (740, 42251), (814, 38410), (835, 37444), (851, 36740), (1012, 30895), (1265, 24716), (1628, 19205), (1670, 18722), (1702, 18370), (1837, 17020), (2035, 15364), (2530, 12358), (3340, 9361), (3404, 9185), (3674, 8510), (3841, 8140), (4070, 7682), (4255, 7348), (5060, 6179)]