3001840

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 7053120

約数和(自身を除く): 4051280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 239, 314, 478, 628, 785, 956, 1195, 1256, 1570, 1912, 2390, 2512, 3140, 3824, 4780, 6280, 9560, 12560, 19120, 37523, 75046, 150092, 187615, 300184, 375230, 600368, 750460, 1500920, 3001840]

約数ペア:

[(1, 3001840), (2, 1500920), (4, 750460), (5, 600368), (8, 375230), (10, 300184), (16, 187615), (20, 150092), (40, 75046), (80, 37523), (157, 19120), (239, 12560), (314, 9560), (478, 6280), (628, 4780), (785, 3824), (956, 3140), (1195, 2512), (1256, 2390), (1570, 1912)]