2849203940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{11657}}^1$

素因数の和:11789

約数の個数: 72

約数和(自身を含む): 6642401976

約数和(自身を除く): 3793198036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 121, 202, 220, 242, 404, 484, 505, 605, 1010, 1111, 1210, 2020, 2222, 2420, 4444, 5555, 11110, 11657, 12221, 22220, 23314, 24442, 46628, 48884, 58285, 61105, 116570, 122210, 128227, 233140, 244420, 256454, 512908, 641135, 1177357, 1282270, 1410497, 2354714, 2564540, 2820994, 4709428, 5641988, 5886785, 7052485, 11773570, 12950927, 14104970, 23547140, 25901854, 28209940, 51803708, 64754635, 129509270, 142460197, 259018540, 284920394, 569840788, 712300985, 1424601970, 2849203940]

約数ペア:

[(1, 2849203940), (2, 1424601970), (4, 712300985), (5, 569840788), (10, 284920394), (11, 259018540), (20, 142460197), (22, 129509270), (44, 64754635), (55, 51803708), (101, 28209940), (110, 25901854), (121, 23547140), (202, 14104970), (220, 12950927), (242, 11773570), (404, 7052485), (484, 5886785), (505, 5641988), (605, 4709428), (1010, 2820994), (1111, 2564540), (1210, 2354714), (2020, 1410497), (2222, 1282270), (2420, 1177357), (4444, 641135), (5555, 512908), (11110, 256454), (11657, 244420), (12221, 233140), (22220, 128227), (23314, 122210), (24442, 116570), (46628, 61105), (48884, 58285)]