140838640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{92657}}^1$

素因数の和:92689

約数の個数: 40

約数和(自身を含む): 344687760

約数和(自身を除く): 203849120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 92657, 185314, 370628, 463285, 741256, 926570, 1482512, 1760483, 1853140, 3520966, 3706280, 7041932, 7412560, 8802415, 14083864, 17604830, 28167728, 35209660, 70419320, 140838640]

約数ペア:

[(1, 140838640), (2, 70419320), (4, 35209660), (5, 28167728), (8, 17604830), (10, 14083864), (16, 8802415), (19, 7412560), (20, 7041932), (38, 3706280), (40, 3520966), (76, 1853140), (80, 1760483), (95, 1482512), (152, 926570), (190, 741256), (304, 463285), (380, 370628), (760, 185314), (1520, 92657)]