4467280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2971

約数の個数: 40

約数和(自身を含む): 10936800

約数和(自身を除く): 6469520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 2939, 5878, 11756, 14695, 23512, 29390, 47024, 55841, 58780, 111682, 117560, 223364, 235120, 279205, 446728, 558410, 893456, 1116820, 2233640, 4467280]

約数ペア:

[(1, 4467280), (2, 2233640), (4, 1116820), (5, 893456), (8, 558410), (10, 446728), (16, 279205), (19, 235120), (20, 223364), (38, 117560), (40, 111682), (76, 58780), (80, 55841), (95, 47024), (152, 29390), (190, 23512), (304, 14695), (380, 11756), (760, 5878), (1520, 2939)]