31719760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{17239}}^1$

素因数の和:17275

約数の個数: 40

約数和(自身を含む): 76959360

約数和(自身を除く): 45239600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 17239, 34478, 68956, 86195, 137912, 172390, 275824, 344780, 396497, 689560, 792994, 1379120, 1585988, 1982485, 3171976, 3964970, 6343952, 7929940, 15859880, 31719760]

約数ペア:

[(1, 31719760), (2, 15859880), (4, 7929940), (5, 6343952), (8, 3964970), (10, 3171976), (16, 1982485), (20, 1585988), (23, 1379120), (40, 792994), (46, 689560), (80, 396497), (92, 344780), (115, 275824), (184, 172390), (230, 137912), (368, 86195), (460, 68956), (920, 34478), (1840, 17239)]