7428200

素因数分解:

$2^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2857}}^1$

素因数の和:2886

約数の個数: 48

約数和(自身を含む): 18605580

約数和(自身を除く): 11177380

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 130, 200, 260, 325, 520, 650, 1300, 2600, 2857, 5714, 11428, 14285, 22856, 28570, 37141, 57140, 71425, 74282, 114280, 142850, 148564, 185705, 285700, 297128, 371410, 571400, 742820, 928525, 1485640, 1857050, 3714100, 7428200]

約数ペア:

[(1, 7428200), (2, 3714100), (4, 1857050), (5, 1485640), (8, 928525), (10, 742820), (13, 571400), (20, 371410), (25, 297128), (26, 285700), (40, 185705), (50, 148564), (52, 142850), (65, 114280), (100, 74282), (104, 71425), (130, 57140), (200, 37141), (260, 28570), (325, 22856), (520, 14285), (650, 11428), (1300, 5714), (2600, 2857)]