79488020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{209179}}^1$

素因数の和:209207

約数の個数: 24

約数和(自身を含む): 175711200

約数和(自身を除く): 96223180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 209179, 418358, 836716, 1045895, 2091790, 3974401, 4183580, 7948802, 15897604, 19872005, 39744010, 79488020]

約数ペア:

[(1, 79488020), (2, 39744010), (4, 19872005), (5, 15897604), (10, 7948802), (19, 4183580), (20, 3974401), (38, 2091790), (76, 1045895), (95, 836716), (190, 418358), (380, 209179)]