201942260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{40879}}^1$

素因数の和:40920

約数の個数: 48

約数和(自身を含む): 480748800

約数和(自身を除く): 278806540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 40879, 81758, 163516, 204395, 408790, 531427, 776701, 817580, 1062854, 1553402, 2125708, 2657135, 3106804, 3883505, 5314270, 7767010, 10097113, 10628540, 15534020, 20194226, 40388452, 50485565, 100971130, 201942260]

約数ペア:

[(1, 201942260), (2, 100971130), (4, 50485565), (5, 40388452), (10, 20194226), (13, 15534020), (19, 10628540), (20, 10097113), (26, 7767010), (38, 5314270), (52, 3883505), (65, 3106804), (76, 2657135), (95, 2125708), (130, 1553402), (190, 1062854), (247, 817580), (260, 776701), (380, 531427), (494, 408790), (988, 204395), (1235, 163516), (2470, 81758), (4940, 40879)]