190985860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19853}}^1$

素因数の和:19912

約数の個数: 48

約数和(自身を含む): 443617776

約数和(自身を除く): 252631916

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 19853, 39706, 79412, 99265, 198530, 258089, 397060, 516178, 734561, 1032356, 1290445, 1469122, 2580890, 2938244, 3672805, 5161780, 7345610, 9549293, 14691220, 19098586, 38197172, 47746465, 95492930, 190985860]

約数ペア:

[(1, 190985860), (2, 95492930), (4, 47746465), (5, 38197172), (10, 19098586), (13, 14691220), (20, 9549293), (26, 7345610), (37, 5161780), (52, 3672805), (65, 2938244), (74, 2580890), (130, 1469122), (148, 1290445), (185, 1032356), (260, 734561), (370, 516178), (481, 397060), (740, 258089), (962, 198530), (1924, 99265), (2405, 79412), (4810, 39706), (9620, 19853)]