40280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:83

約数の個数: 32

約数和(自身を含む): 97200

約数和(自身を除く): 56920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 2014, 2120, 4028, 5035, 8056, 10070, 20140, 40280]

約数ペア:

[(1, 40280), (2, 20140), (4, 10070), (5, 8056), (8, 5035), (10, 4028), (19, 2120), (20, 2014), (38, 1060), (40, 1007), (53, 760), (76, 530), (95, 424), (106, 380), (152, 265), (190, 212)]