140225140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{6571}}^1$

素因数の和:6688

約数の個数: 48

約数和(自身を含む): 324604224

約数和(自身を除く): 184379084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 4268, 5335, 6571, 10670, 13142, 21340, 26284, 32855, 65710, 72281, 131420, 144562, 289124, 361405, 637387, 722810, 1274774, 1445620, 2549548, 3186935, 6373870, 7011257, 12747740, 14022514, 28045028, 35056285, 70112570, 140225140]

約数ペア:

[(1, 140225140), (2, 70112570), (4, 35056285), (5, 28045028), (10, 14022514), (11, 12747740), (20, 7011257), (22, 6373870), (44, 3186935), (55, 2549548), (97, 1445620), (110, 1274774), (194, 722810), (220, 637387), (388, 361405), (485, 289124), (970, 144562), (1067, 131420), (1940, 72281), (2134, 65710), (4268, 32855), (5335, 26284), (6571, 21340), (10670, 13142)]