2019273620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1109491}}^1$

素因数の和:1109520

約数の個数: 48

約数和(自身を含む): 5219050368

約数和(自身を除く): 3199776748

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 1109491, 2218982, 4437964, 5547455, 7766437, 11094910, 14423383, 15532874, 22189820, 28846766, 31065748, 38832185, 57693532, 72116915, 77664370, 100963681, 144233830, 155328740, 201927362, 288467660, 403854724, 504818405, 1009636810, 2019273620]

約数ペア:

[(1, 2019273620), (2, 1009636810), (4, 504818405), (5, 403854724), (7, 288467660), (10, 201927362), (13, 155328740), (14, 144233830), (20, 100963681), (26, 77664370), (28, 72116915), (35, 57693532), (52, 38832185), (65, 31065748), (70, 28846766), (91, 22189820), (130, 15532874), (140, 14423383), (182, 11094910), (260, 7766437), (364, 5547455), (455, 4437964), (910, 2218982), (1820, 1109491)]