2016515920

素因数分解:

$2^4\times 5^1\times {\mathrm{2017}}^1\times {\mathrm{12497}}^1$

素因数の和:14527

約数の個数: 40

約数和(自身を含む): 4691099304

約数和(自身を除く): 2674583384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2017, 4034, 8068, 10085, 12497, 16136, 20170, 24994, 32272, 40340, 49988, 62485, 80680, 99976, 124970, 161360, 199952, 249940, 499880, 999760, 25206449, 50412898, 100825796, 126032245, 201651592, 252064490, 403303184, 504128980, 1008257960, 2016515920]

約数ペア:

[(1, 2016515920), (2, 1008257960), (4, 504128980), (5, 403303184), (8, 252064490), (10, 201651592), (16, 126032245), (20, 100825796), (40, 50412898), (80, 25206449), (2017, 999760), (4034, 499880), (8068, 249940), (10085, 199952), (12497, 161360), (16136, 124970), (20170, 99976), (24994, 80680), (32272, 62485), (40340, 49988)]