27110840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 63745920

約数和(自身を除く): 36635080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 61, 82, 122, 164, 205, 244, 271, 305, 328, 410, 488, 542, 610, 820, 1084, 1220, 1355, 1640, 2168, 2440, 2501, 2710, 5002, 5420, 10004, 10840, 11111, 12505, 16531, 20008, 22222, 25010, 33062, 44444, 50020, 55555, 66124, 82655, 88888, 100040, 111110, 132248, 165310, 222220, 330620, 444440, 661240, 677771, 1355542, 2711084, 3388855, 5422168, 6777710, 13555420, 27110840]

約数ペア:

[(1, 27110840), (2, 13555420), (4, 6777710), (5, 5422168), (8, 3388855), (10, 2711084), (20, 1355542), (40, 677771), (41, 661240), (61, 444440), (82, 330620), (122, 222220), (164, 165310), (205, 132248), (244, 111110), (271, 100040), (305, 88888), (328, 82655), (410, 66124), (488, 55555), (542, 50020), (610, 44444), (820, 33062), (1084, 25010), (1220, 22222), (1355, 20008), (1640, 16531), (2168, 12505), (2440, 11111), (2501, 10840), (2710, 10004), (5002, 5420)]