30219520

素因数分解:

$2^8\times 5^1\times {\mathrm{23609}}^1$

素因数の和:23630

約数の個数: 36

約数和(自身を含む): 72388260

約数和(自身を除く): 42168740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 23609, 47218, 94436, 118045, 188872, 236090, 377744, 472180, 755488, 944360, 1510976, 1888720, 3021952, 3777440, 6043904, 7554880, 15109760, 30219520]

約数ペア:

[(1, 30219520), (2, 15109760), (4, 7554880), (5, 6043904), (8, 3777440), (10, 3021952), (16, 1888720), (20, 1510976), (32, 944360), (40, 755488), (64, 472180), (80, 377744), (128, 236090), (160, 188872), (256, 118045), (320, 94436), (640, 47218), (1280, 23609)]