204599020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{4229}}^1$

素因数の和:4338

約数の個数: 48

約数和(自身を含む): 447703200

約数和(自身を除く): 243104180

約数列:

[1, 2, 4, 5, 10, 20, 41, 59, 82, 118, 164, 205, 236, 295, 410, 590, 820, 1180, 2419, 4229, 4838, 8458, 9676, 12095, 16916, 21145, 24190, 42290, 48380, 84580, 173389, 249511, 346778, 499022, 693556, 866945, 998044, 1247555, 1733890, 2495110, 3467780, 4990220, 10229951, 20459902, 40919804, 51149755, 102299510, 204599020]

約数ペア:

[(1, 204599020), (2, 102299510), (4, 51149755), (5, 40919804), (10, 20459902), (20, 10229951), (41, 4990220), (59, 3467780), (82, 2495110), (118, 1733890), (164, 1247555), (205, 998044), (236, 866945), (295, 693556), (410, 499022), (590, 346778), (820, 249511), (1180, 173389), (2419, 84580), (4229, 48380), (4838, 42290), (8458, 24190), (9676, 21145), (12095, 16916)]