55744340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1223}}^1$

素因数の和:1328

約数の個数: 48

約数和(自身を含む): 122145408

約数和(自身を除く): 66401068

約数列:

[1, 2, 4, 5, 10, 20, 43, 53, 86, 106, 172, 212, 215, 265, 430, 530, 860, 1060, 1223, 2279, 2446, 4558, 4892, 6115, 9116, 11395, 12230, 22790, 24460, 45580, 52589, 64819, 105178, 129638, 210356, 259276, 262945, 324095, 525890, 648190, 1051780, 1296380, 2787217, 5574434, 11148868, 13936085, 27872170, 55744340]

約数ペア:

[(1, 55744340), (2, 27872170), (4, 13936085), (5, 11148868), (10, 5574434), (20, 2787217), (43, 1296380), (53, 1051780), (86, 648190), (106, 525890), (172, 324095), (212, 262945), (215, 259276), (265, 210356), (430, 129638), (530, 105178), (860, 64819), (1060, 52589), (1223, 45580), (2279, 24460), (2446, 22790), (4558, 12230), (4892, 11395), (6115, 9116)]