1855403820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{1145311}}^1$

素因数の和:1145332

約数の個数: 60

約数和(自身を含む): 5820475584

約数和(自身を除く): 3965071764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 1145311, 2290622, 3435933, 4581244, 5726555, 6871866, 10307799, 11453110, 13743732, 17179665, 20615598, 22906220, 30923397, 34359330, 41231196, 51538995, 61846794, 68718660, 92770191, 103077990, 123693588, 154616985, 185540382, 206155980, 309233970, 371080764, 463850955, 618467940, 927701910, 1855403820]

約数ペア:

[(1, 1855403820), (2, 927701910), (3, 618467940), (4, 463850955), (5, 371080764), (6, 309233970), (9, 206155980), (10, 185540382), (12, 154616985), (15, 123693588), (18, 103077990), (20, 92770191), (27, 68718660), (30, 61846794), (36, 51538995), (45, 41231196), (54, 34359330), (60, 30923397), (81, 22906220), (90, 20615598), (108, 17179665), (135, 13743732), (162, 11453110), (180, 10307799), (270, 6871866), (324, 5726555), (405, 4581244), (540, 3435933), (810, 2290622), (1620, 1145311)]