17235740

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 38283840

約数和(自身を除く): 21048100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 89, 92, 115, 178, 230, 356, 421, 445, 460, 842, 890, 1684, 1780, 2047, 2105, 4094, 4210, 8188, 8420, 9683, 10235, 19366, 20470, 37469, 38732, 40940, 48415, 74938, 96830, 149876, 187345, 193660, 374690, 749380, 861787, 1723574, 3447148, 4308935, 8617870, 17235740]

約数ペア:

[(1, 17235740), (2, 8617870), (4, 4308935), (5, 3447148), (10, 1723574), (20, 861787), (23, 749380), (46, 374690), (89, 193660), (92, 187345), (115, 149876), (178, 96830), (230, 74938), (356, 48415), (421, 40940), (445, 38732), (460, 37469), (842, 20470), (890, 19366), (1684, 10235), (1780, 9683), (2047, 8420), (2105, 8188), (4094, 4210)]