1225284560

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{209809}}^1$

素因数の和:209895

約数の個数: 40

約数和(自身を含む): 2887824840

約数和(自身を除く): 1662540280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 209809, 419618, 839236, 1049045, 1678472, 2098090, 3356944, 4196180, 8392360, 15316057, 16784720, 30632114, 61264228, 76580285, 122528456, 153160570, 245056912, 306321140, 612642280, 1225284560]

約数ペア:

[(1, 1225284560), (2, 612642280), (4, 306321140), (5, 245056912), (8, 153160570), (10, 122528456), (16, 76580285), (20, 61264228), (40, 30632114), (73, 16784720), (80, 15316057), (146, 8392360), (292, 4196180), (365, 3356944), (584, 2098090), (730, 1678472), (1168, 1049045), (1460, 839236), (2920, 419618), (5840, 209809)]