13913240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 34594560

約数和(自身を除く): 20681320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 103, 110, 206, 220, 307, 412, 440, 515, 614, 824, 1030, 1133, 1228, 1535, 2060, 2266, 2456, 3070, 3377, 4120, 4532, 5665, 6140, 6754, 9064, 11330, 12280, 13508, 16885, 22660, 27016, 31621, 33770, 45320, 63242, 67540, 126484, 135080, 158105, 252968, 316210, 347831, 632420, 695662, 1264840, 1391324, 1739155, 2782648, 3478310, 6956620, 13913240]

約数ペア:

[(1, 13913240), (2, 6956620), (4, 3478310), (5, 2782648), (8, 1739155), (10, 1391324), (11, 1264840), (20, 695662), (22, 632420), (40, 347831), (44, 316210), (55, 252968), (88, 158105), (103, 135080), (110, 126484), (206, 67540), (220, 63242), (307, 45320), (412, 33770), (440, 31621), (515, 27016), (614, 22660), (824, 16885), (1030, 13508), (1133, 12280), (1228, 11330), (1535, 9064), (2060, 6754), (2266, 6140), (2456, 5665), (3070, 4532), (3377, 4120)]