2795540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 6519744

約数和(自身を除く): 3724204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 131, 194, 220, 262, 388, 485, 524, 655, 970, 1067, 1310, 1441, 1940, 2134, 2620, 2882, 4268, 5335, 5764, 7205, 10670, 12707, 14410, 21340, 25414, 28820, 50828, 63535, 127070, 139777, 254140, 279554, 559108, 698885, 1397770, 2795540]

約数ペア:

[(1, 2795540), (2, 1397770), (4, 698885), (5, 559108), (10, 279554), (11, 254140), (20, 139777), (22, 127070), (44, 63535), (55, 50828), (97, 28820), (110, 25414), (131, 21340), (194, 14410), (220, 12707), (262, 10670), (388, 7205), (485, 5764), (524, 5335), (655, 4268), (970, 2882), (1067, 2620), (1310, 2134), (1441, 1940)]