1590780680

素因数分解:

$2^3\times 5^1\times {\mathrm{1289}}^1\times {\mathrm{30853}}^1$

素因数の和:32153

約数の個数: 32

約数和(自身を含む): 3582149400

約数和(自身を除く): 1991368720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1289, 2578, 5156, 6445, 10312, 12890, 25780, 30853, 51560, 61706, 123412, 154265, 246824, 308530, 617060, 1234120, 39769517, 79539034, 159078068, 198847585, 318156136, 397695170, 795390340, 1590780680]

約数ペア:

[(1, 1590780680), (2, 795390340), (4, 397695170), (5, 318156136), (8, 198847585), (10, 159078068), (20, 79539034), (40, 39769517), (1289, 1234120), (2578, 617060), (5156, 308530), (6445, 246824), (10312, 154265), (12890, 123412), (25780, 61706), (30853, 51560)]