4135502020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{300109}}^1$

素因数の和:300184

約数の個数: 48

約数和(自身を含む): 9529092720

約数和(自身を除く): 5393590700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 6890, 13780, 300109, 600218, 1200436, 1500545, 3001090, 3901417, 6002180, 7802834, 15605668, 15905777, 19507085, 31811554, 39014170, 63623108, 78028340, 79528885, 159057770, 206775101, 318115540, 413550202, 827100404, 1033875505, 2067751010, 4135502020]

約数ペア:

[(1, 4135502020), (2, 2067751010), (4, 1033875505), (5, 827100404), (10, 413550202), (13, 318115540), (20, 206775101), (26, 159057770), (52, 79528885), (53, 78028340), (65, 63623108), (106, 39014170), (130, 31811554), (212, 19507085), (260, 15905777), (265, 15605668), (530, 7802834), (689, 6002180), (1060, 3901417), (1378, 3001090), (2756, 1500545), (3445, 1200436), (6890, 600218), (13780, 300109)]