136691980

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{145417}}^1$

素因数の和:145473

約数の個数: 24

約数和(自身を含む): 293162688

約数和(自身を除く): 156470708

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 145417, 290834, 581668, 727085, 1454170, 2908340, 6834599, 13669198, 27338396, 34172995, 68345990, 136691980]

約数ペア:

[(1, 136691980), (2, 68345990), (4, 34172995), (5, 27338396), (10, 13669198), (20, 6834599), (47, 2908340), (94, 1454170), (188, 727085), (235, 581668), (470, 290834), (940, 145417)]