717800560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{390109}}^1$

素因数の和:390145

約数の個数: 40

約数和(自身を含む): 1741451040

約数和(自身を除く): 1023650480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 390109, 780218, 1560436, 1950545, 3120872, 3901090, 6241744, 7802180, 8972507, 15604360, 17945014, 31208720, 35890028, 44862535, 71780056, 89725070, 143560112, 179450140, 358900280, 717800560]

約数ペア:

[(1, 717800560), (2, 358900280), (4, 179450140), (5, 143560112), (8, 89725070), (10, 71780056), (16, 44862535), (20, 35890028), (23, 31208720), (40, 17945014), (46, 15604360), (80, 8972507), (92, 7802180), (115, 6241744), (184, 3901090), (230, 3120872), (368, 1950545), (460, 1560436), (920, 780218), (1840, 390109)]