420331376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{1871}}^1$

素因数の和:2637

約数の個数: 40

約数和(自身を含む): 858873600

約数和(自身を除く): 438542224

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 739, 1478, 1871, 2956, 3742, 5912, 7484, 11824, 14041, 14968, 28082, 29936, 35549, 56164, 71098, 112328, 142196, 224656, 284392, 568784, 1382669, 2765338, 5530676, 11061352, 22122704, 26270711, 52541422, 105082844, 210165688, 420331376]

約数ペア:

[(1, 420331376), (2, 210165688), (4, 105082844), (8, 52541422), (16, 26270711), (19, 22122704), (38, 11061352), (76, 5530676), (152, 2765338), (304, 1382669), (739, 568784), (1478, 284392), (1871, 224656), (2956, 142196), (3742, 112328), (5912, 71098), (7484, 56164), (11824, 35549), (14041, 29936), (14968, 28082)]