139778810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{1879}}^1$

素因数の和:2102

約数の個数: 32

約数和(自身を含む): 259079040

約数和(自身を除く): 119300230

約数列:

[1, 2, 5, 10, 43, 86, 173, 215, 346, 430, 865, 1730, 1879, 3758, 7439, 9395, 14878, 18790, 37195, 74390, 80797, 161594, 325067, 403985, 650134, 807970, 1625335, 3250670, 13977881, 27955762, 69889405, 139778810]

約数ペア:

[(1, 139778810), (2, 69889405), (5, 27955762), (10, 13977881), (43, 3250670), (86, 1625335), (173, 807970), (215, 650134), (346, 403985), (430, 325067), (865, 161594), (1730, 80797), (1879, 74390), (3758, 37195), (7439, 18790), (9395, 14878)]