20175343090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{79817}}^1$

素因数の和:80011

約数の個数: 64

約数和(自身を含む): 43584459264

約数和(自身を除く): 23409116174

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 157, 161, 230, 314, 322, 785, 805, 1099, 1570, 1610, 2198, 3611, 5495, 7222, 10990, 18055, 25277, 36110, 50554, 79817, 126385, 159634, 252770, 399085, 558719, 798170, 1117438, 1835791, 2793595, 3671582, 5587190, 9178955, 12531269, 12850537, 18357910, 25062538, 25701074, 62656345, 64252685, 87718883, 125312690, 128505370, 175437766, 288219187, 438594415, 576438374, 877188830, 1441095935, 2017534309, 2882191870, 4035068618, 10087671545, 20175343090]

約数ペア:

[(1, 20175343090), (2, 10087671545), (5, 4035068618), (7, 2882191870), (10, 2017534309), (14, 1441095935), (23, 877188830), (35, 576438374), (46, 438594415), (70, 288219187), (115, 175437766), (157, 128505370), (161, 125312690), (230, 87718883), (314, 64252685), (322, 62656345), (785, 25701074), (805, 25062538), (1099, 18357910), (1570, 12850537), (1610, 12531269), (2198, 9178955), (3611, 5587190), (5495, 3671582), (7222, 2793595), (10990, 1835791), (18055, 1117438), (25277, 798170), (36110, 558719), (50554, 399085), (79817, 252770), (126385, 159634)]