139749560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{183881}}^1$

素因数の和:183911

約数の個数: 32

約数和(自身を含む): 330987600

約数和(自身を除く): 191238040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 183881, 367762, 735524, 919405, 1471048, 1838810, 3493739, 3677620, 6987478, 7355240, 13974956, 17468695, 27949912, 34937390, 69874780, 139749560]

約数ペア:

[(1, 139749560), (2, 69874780), (4, 34937390), (5, 27949912), (8, 17468695), (10, 13974956), (19, 7355240), (20, 6987478), (38, 3677620), (40, 3493739), (76, 1838810), (95, 1471048), (152, 919405), (190, 735524), (380, 367762), (760, 183881)]