1777530820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{70481}}^1$

素因数の和:70600

約数の個数: 48

約数和(自身を含む): 4061454768

約数和(自身を除く): 2283923948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 5044, 6305, 12610, 25220, 70481, 140962, 281924, 352405, 704810, 916253, 1409620, 1832506, 3665012, 4581265, 6836657, 9162530, 13673314, 18325060, 27346628, 34183285, 68366570, 88876541, 136733140, 177753082, 355506164, 444382705, 888765410, 1777530820]

約数ペア:

[(1, 1777530820), (2, 888765410), (4, 444382705), (5, 355506164), (10, 177753082), (13, 136733140), (20, 88876541), (26, 68366570), (52, 34183285), (65, 27346628), (97, 18325060), (130, 13673314), (194, 9162530), (260, 6836657), (388, 4581265), (485, 3665012), (970, 1832506), (1261, 1409620), (1940, 916253), (2522, 704810), (5044, 352405), (6305, 281924), (12610, 140962), (25220, 70481)]