2103880

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{353}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 4779000

約数和(自身を除く): 2675120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 353, 596, 706, 745, 1192, 1412, 1490, 1765, 2824, 2980, 3530, 5960, 7060, 14120, 52597, 105194, 210388, 262985, 420776, 525970, 1051940, 2103880]

約数ペア:

[(1, 2103880), (2, 1051940), (4, 525970), (5, 420776), (8, 262985), (10, 210388), (20, 105194), (40, 52597), (149, 14120), (298, 7060), (353, 5960), (596, 3530), (706, 2980), (745, 2824), (1192, 1765), (1412, 1490)]