30003280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19739}}^1$

素因数の和:19771

約数の個数: 40

約数和(自身を含む): 73432800

約数和(自身を除く): 43429520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 19739, 39478, 78956, 98695, 157912, 197390, 315824, 375041, 394780, 750082, 789560, 1500164, 1579120, 1875205, 3000328, 3750410, 6000656, 7500820, 15001640, 30003280]

約数ペア:

[(1, 30003280), (2, 15001640), (4, 7500820), (5, 6000656), (8, 3750410), (10, 3000328), (16, 1875205), (19, 1579120), (20, 1500164), (38, 789560), (40, 750082), (76, 394780), (80, 375041), (95, 315824), (152, 197390), (190, 157912), (304, 98695), (380, 78956), (760, 39478), (1520, 19739)]