56491420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{563}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 123651360

約数和(自身を除く): 67159940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 173, 290, 346, 563, 580, 692, 865, 1126, 1730, 2252, 2815, 3460, 5017, 5630, 10034, 11260, 16327, 20068, 25085, 32654, 50170, 65308, 81635, 97399, 100340, 163270, 194798, 326540, 389596, 486995, 973990, 1947980, 2824571, 5649142, 11298284, 14122855, 28245710, 56491420]

約数ペア:

[(1, 56491420), (2, 28245710), (4, 14122855), (5, 11298284), (10, 5649142), (20, 2824571), (29, 1947980), (58, 973990), (116, 486995), (145, 389596), (173, 326540), (290, 194798), (346, 163270), (563, 100340), (580, 97399), (692, 81635), (865, 65308), (1126, 50170), (1730, 32654), (2252, 25085), (2815, 20068), (3460, 16327), (5017, 11260), (5630, 10034)]