398560

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 48

約数和(自身を含む): 979776

約数和(自身を除く): 581216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 53, 80, 94, 106, 160, 188, 212, 235, 265, 376, 424, 470, 530, 752, 848, 940, 1060, 1504, 1696, 1880, 2120, 2491, 3760, 4240, 4982, 7520, 8480, 9964, 12455, 19928, 24910, 39856, 49820, 79712, 99640, 199280, 398560]

約数ペア:

[(1, 398560), (2, 199280), (4, 99640), (5, 79712), (8, 49820), (10, 39856), (16, 24910), (20, 19928), (32, 12455), (40, 9964), (47, 8480), (53, 7520), (80, 4982), (94, 4240), (106, 3760), (160, 2491), (188, 2120), (212, 1880), (235, 1696), (265, 1504), (376, 1060), (424, 940), (470, 848), (530, 752)]