30380560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{54251}}^1$

素因数の和:54271

約数の個数: 40

約数和(自身を含む): 80726976

約数和(自身を除く): 50346416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 54251, 108502, 217004, 271255, 379757, 434008, 542510, 759514, 868016, 1085020, 1519028, 1898785, 2170040, 3038056, 3797570, 4340080, 6076112, 7595140, 15190280, 30380560]

約数ペア:

[(1, 30380560), (2, 15190280), (4, 7595140), (5, 6076112), (7, 4340080), (8, 3797570), (10, 3038056), (14, 2170040), (16, 1898785), (20, 1519028), (28, 1085020), (35, 868016), (40, 759514), (56, 542510), (70, 434008), (80, 379757), (112, 271255), (140, 217004), (280, 108502), (560, 54251)]