129781640

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{141067}}^1$

素因数の和:141101

約数の個数: 32

約数和(自身を含む): 304706880

約数和(自身を除く): 174925240

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 141067, 282134, 564268, 705335, 1128536, 1410670, 2821340, 3244541, 5642680, 6489082, 12978164, 16222705, 25956328, 32445410, 64890820, 129781640]

約数ペア:

[(1, 129781640), (2, 64890820), (4, 32445410), (5, 25956328), (8, 16222705), (10, 12978164), (20, 6489082), (23, 5642680), (40, 3244541), (46, 2821340), (92, 1410670), (115, 1128536), (184, 705335), (230, 564268), (460, 282134), (920, 141067)]