836808640

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137633}}^1$

素因数の和:137669

約数の個数: 56

約数和(自身を含む): 2097542160

約数和(自身を除く): 1260733520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 137633, 275266, 550532, 688165, 1101064, 1376330, 2202128, 2615027, 2752660, 4404256, 5230054, 5505320, 8808512, 10460108, 11010640, 13075135, 20920216, 22021280, 26150270, 41840432, 44042560, 52300540, 83680864, 104601080, 167361728, 209202160, 418404320, 836808640]

約数ペア:

[(1, 836808640), (2, 418404320), (4, 209202160), (5, 167361728), (8, 104601080), (10, 83680864), (16, 52300540), (19, 44042560), (20, 41840432), (32, 26150270), (38, 22021280), (40, 20920216), (64, 13075135), (76, 11010640), (80, 10460108), (95, 8808512), (152, 5505320), (160, 5230054), (190, 4404256), (304, 2752660), (320, 2615027), (380, 2202128), (608, 1376330), (760, 1101064), (1216, 688165), (1520, 550532), (3040, 275266), (6080, 137633)]