60781820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1597}}^1$

素因数の和:1790

約数の個数: 48

約数和(自身を含む): 140138208

約数和(自身を除く): 79356388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 173, 220, 346, 692, 865, 1597, 1730, 1903, 3194, 3460, 3806, 6388, 7612, 7985, 9515, 15970, 17567, 19030, 31940, 35134, 38060, 70268, 87835, 175670, 276281, 351340, 552562, 1105124, 1381405, 2762810, 3039091, 5525620, 6078182, 12156364, 15195455, 30390910, 60781820]

約数ペア:

[(1, 60781820), (2, 30390910), (4, 15195455), (5, 12156364), (10, 6078182), (11, 5525620), (20, 3039091), (22, 2762810), (44, 1381405), (55, 1105124), (110, 552562), (173, 351340), (220, 276281), (346, 175670), (692, 87835), (865, 70268), (1597, 38060), (1730, 35134), (1903, 31940), (3194, 19030), (3460, 17567), (3806, 15970), (6388, 9515), (7612, 7985)]