1803006980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{53629}}^1$

素因数の和:53720

約数の個数: 36

約数和(自身を含む): 3880988580

約数和(自身を除く): 2077981600

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1681, 3362, 6724, 8405, 16810, 33620, 53629, 107258, 214516, 268145, 536290, 1072580, 2198789, 4397578, 8795156, 10993945, 21987890, 43975780, 90150349, 180300698, 360601396, 450751745, 901503490, 1803006980]

約数ペア:

[(1, 1803006980), (2, 901503490), (4, 450751745), (5, 360601396), (10, 180300698), (20, 90150349), (41, 43975780), (82, 21987890), (164, 10993945), (205, 8795156), (410, 4397578), (820, 2198789), (1681, 1072580), (3362, 536290), (6724, 268145), (8405, 214516), (16810, 107258), (33620, 53629)]