2240980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{16007}}^1$

素因数の和:16023

約数の個数: 24

約数和(自身を含む): 5378688

約数和(自身を除く): 3137708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 16007, 32014, 64028, 80035, 112049, 160070, 224098, 320140, 448196, 560245, 1120490, 2240980]

約数ペア:

[(1, 2240980), (2, 1120490), (4, 560245), (5, 448196), (7, 320140), (10, 224098), (14, 160070), (20, 112049), (28, 80035), (35, 64028), (70, 32014), (140, 16007)]