54147940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5023}}^1$

素因数の和:5057

約数の個数: 72

約数和(自身を含む): 144329472

約数和(自身を除く): 90181532

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5023, 5390, 10046, 10780, 20092, 25115, 35161, 50230, 55253, 70322, 100460, 110506, 140644, 175805, 221012, 246127, 276265, 351610, 386771, 492254, 552530, 703220, 773542, 984508, 1105060, 1230635, 1547084, 1933855, 2461270, 2707397, 3867710, 4922540, 5414794, 7735420, 10829588, 13536985, 27073970, 54147940]

約数ペア:

[(1, 54147940), (2, 27073970), (4, 13536985), (5, 10829588), (7, 7735420), (10, 5414794), (11, 4922540), (14, 3867710), (20, 2707397), (22, 2461270), (28, 1933855), (35, 1547084), (44, 1230635), (49, 1105060), (55, 984508), (70, 773542), (77, 703220), (98, 552530), (110, 492254), (140, 386771), (154, 351610), (196, 276265), (220, 246127), (245, 221012), (308, 175805), (385, 140644), (490, 110506), (539, 100460), (770, 70322), (980, 55253), (1078, 50230), (1540, 35161), (2156, 25115), (2695, 20092), (5023, 10780), (5390, 10046)]