1790730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 4725864

約数和(自身を除く): 2935134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 101, 197, 202, 303, 394, 505, 591, 606, 909, 985, 1010, 1182, 1515, 1773, 1818, 1970, 2955, 3030, 3546, 4545, 5910, 8865, 9090, 17730, 19897, 39794, 59691, 99485, 119382, 179073, 198970, 298455, 358146, 596910, 895365, 1790730]

約数ペア:

[(1, 1790730), (2, 895365), (3, 596910), (5, 358146), (6, 298455), (9, 198970), (10, 179073), (15, 119382), (18, 99485), (30, 59691), (45, 39794), (90, 19897), (101, 17730), (197, 9090), (202, 8865), (303, 5910), (394, 4545), (505, 3546), (591, 3030), (606, 2955), (909, 1970), (985, 1818), (1010, 1773), (1182, 1515)]