40811810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:124

約数の個数: 96

約数和(自身を含む): 88542720

約数和(自身を除く): 47730910

約数列:

[1, 2, 5, 10, 13, 19, 26, 31, 38, 41, 62, 65, 82, 95, 130, 155, 169, 190, 205, 247, 310, 338, 403, 410, 494, 533, 589, 779, 806, 845, 1066, 1178, 1235, 1271, 1558, 1690, 2015, 2470, 2542, 2665, 2945, 3211, 3895, 4030, 5239, 5330, 5890, 6355, 6422, 6929, 7657, 7790, 10127, 10478, 12710, 13858, 15314, 16055, 16523, 20254, 24149, 26195, 32110, 33046, 34645, 38285, 48298, 50635, 52390, 69290, 76570, 82615, 99541, 101270, 120745, 131651, 165230, 199082, 214799, 241490, 263302, 313937, 429598, 497705, 627874, 658255, 995410, 1073995, 1316510, 1569685, 2147990, 3139370, 4081181, 8162362, 20405905, 40811810]

約数ペア:

[(1, 40811810), (2, 20405905), (5, 8162362), (10, 4081181), (13, 3139370), (19, 2147990), (26, 1569685), (31, 1316510), (38, 1073995), (41, 995410), (62, 658255), (65, 627874), (82, 497705), (95, 429598), (130, 313937), (155, 263302), (169, 241490), (190, 214799), (205, 199082), (247, 165230), (310, 131651), (338, 120745), (403, 101270), (410, 99541), (494, 82615), (533, 76570), (589, 69290), (779, 52390), (806, 50635), (845, 48298), (1066, 38285), (1178, 34645), (1235, 33046), (1271, 32110), (1558, 26195), (1690, 24149), (2015, 20254), (2470, 16523), (2542, 16055), (2665, 15314), (2945, 13858), (3211, 12710), (3895, 10478), (4030, 10127), (5239, 7790), (5330, 7657), (5890, 6929), (6355, 6422)]