1355366980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{15137}}^1$

素因数の和:15205

約数の個数: 72

約数和(自身を含む): 3213312984

約数和(自身を除く): 1857946004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 121, 148, 185, 220, 242, 370, 407, 484, 605, 740, 814, 1210, 1628, 2035, 2420, 4070, 4477, 8140, 8954, 15137, 17908, 22385, 30274, 44770, 60548, 75685, 89540, 151370, 166507, 302740, 333014, 560069, 666028, 832535, 1120138, 1665070, 1831577, 2240276, 2800345, 3330140, 3663154, 5600690, 6160759, 7326308, 9157885, 11201380, 12321518, 18315770, 24643036, 30803795, 36631540, 61607590, 67768349, 123215180, 135536698, 271073396, 338841745, 677683490, 1355366980]

約数ペア:

[(1, 1355366980), (2, 677683490), (4, 338841745), (5, 271073396), (10, 135536698), (11, 123215180), (20, 67768349), (22, 61607590), (37, 36631540), (44, 30803795), (55, 24643036), (74, 18315770), (110, 12321518), (121, 11201380), (148, 9157885), (185, 7326308), (220, 6160759), (242, 5600690), (370, 3663154), (407, 3330140), (484, 2800345), (605, 2240276), (740, 1831577), (814, 1665070), (1210, 1120138), (1628, 832535), (2035, 666028), (2420, 560069), (4070, 333014), (4477, 302740), (8140, 166507), (8954, 151370), (15137, 89540), (17908, 75685), (22385, 60548), (30274, 44770)]