2042240

素因数分解:

$2^7\times 5^1\times {\mathrm{3191}}^1$

素因数の和:3210

約数の個数: 32

約数和(自身を含む): 4883760

約数和(自身を除く): 2841520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3191, 6382, 12764, 15955, 25528, 31910, 51056, 63820, 102112, 127640, 204224, 255280, 408448, 510560, 1021120, 2042240]

約数ペア:

[(1, 2042240), (2, 1021120), (4, 510560), (5, 408448), (8, 255280), (10, 204224), (16, 127640), (20, 102112), (32, 63820), (40, 51056), (64, 31910), (80, 25528), (128, 15955), (160, 12764), (320, 6382), (640, 3191)]