40178378

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 67184640

約数和(自身を除く): 27006262

約数列:

[1, 2, 17, 23, 34, 46, 191, 269, 382, 391, 538, 782, 3247, 4393, 4573, 6187, 6494, 8786, 9146, 12374, 51379, 74681, 102758, 105179, 149362, 210358, 873443, 1181717, 1746886, 2363434, 20089189, 40178378]

約数ペア:

[(1, 40178378), (2, 20089189), (17, 2363434), (23, 1746886), (34, 1181717), (46, 873443), (191, 210358), (269, 149362), (382, 105179), (391, 102758), (538, 74681), (782, 51379), (3247, 12374), (4393, 9146), (4573, 8786), (6187, 6494)]