210848240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{64283}}^1$

素因数の和:64337

約数の個数: 40

約数和(自身を含む): 502186608

約数和(自身を除く): 291338368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 64283, 128566, 257132, 321415, 514264, 642830, 1028528, 1285660, 2571320, 2635603, 5142640, 5271206, 10542412, 13178015, 21084824, 26356030, 42169648, 52712060, 105424120, 210848240]

約数ペア:

[(1, 210848240), (2, 105424120), (4, 52712060), (5, 42169648), (8, 26356030), (10, 21084824), (16, 13178015), (20, 10542412), (40, 5271206), (41, 5142640), (80, 2635603), (82, 2571320), (164, 1285660), (205, 1028528), (328, 642830), (410, 514264), (656, 321415), (820, 257132), (1640, 128566), (3280, 64283)]