2151569120

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{707753}}^1$

素因数の和:707787

約数の個数: 48

約数和(自身を含む): 5350620240

約数和(自身を除く): 3199051120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 707753, 1415506, 2831012, 3538765, 5662024, 7077530, 11324048, 13447307, 14155060, 22648096, 26894614, 28310120, 53789228, 56620240, 67236535, 107578456, 113240480, 134473070, 215156912, 268946140, 430313824, 537892280, 1075784560, 2151569120]

約数ペア:

[(1, 2151569120), (2, 1075784560), (4, 537892280), (5, 430313824), (8, 268946140), (10, 215156912), (16, 134473070), (19, 113240480), (20, 107578456), (32, 67236535), (38, 56620240), (40, 53789228), (76, 28310120), (80, 26894614), (95, 22648096), (152, 14155060), (160, 13447307), (190, 11324048), (304, 7077530), (380, 5662024), (608, 3538765), (760, 2831012), (1520, 1415506), (3040, 707753)]