49217740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17209}}^1$

素因数の和:17242

約数の個数: 48

約数和(自身を含む): 121433760

約数和(自身を除く): 72216020

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 17209, 34418, 68836, 86045, 172090, 189299, 223717, 344180, 378598, 447434, 757196, 894868, 946495, 1118585, 1892990, 2237170, 2460887, 3785980, 4474340, 4921774, 9843548, 12304435, 24608870, 49217740]

約数ペア:

[(1, 49217740), (2, 24608870), (4, 12304435), (5, 9843548), (10, 4921774), (11, 4474340), (13, 3785980), (20, 2460887), (22, 2237170), (26, 1892990), (44, 1118585), (52, 946495), (55, 894868), (65, 757196), (110, 447434), (130, 378598), (143, 344180), (220, 223717), (260, 189299), (286, 172090), (572, 86045), (715, 68836), (1430, 34418), (2860, 17209)]