8420090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3251}}^1$

素因数の和:3302

約数の個数: 32

約数和(自身を含む): 17794944

約数和(自身を除く): 9374854

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 185, 259, 370, 518, 1295, 2590, 3251, 6502, 16255, 22757, 32510, 45514, 113785, 120287, 227570, 240574, 601435, 842009, 1202870, 1684018, 4210045, 8420090]

約数ペア:

[(1, 8420090), (2, 4210045), (5, 1684018), (7, 1202870), (10, 842009), (14, 601435), (35, 240574), (37, 227570), (70, 120287), (74, 113785), (185, 45514), (259, 32510), (370, 22757), (518, 16255), (1295, 6502), (2590, 3251)]