19160480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3863}}^1$

素因数の和:3909

約数の個数: 48

約数和(自身を含む): 46738944

約数和(自身を除く): 27578464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 3863, 4960, 7726, 15452, 19315, 30904, 38630, 61808, 77260, 119753, 123616, 154520, 239506, 309040, 479012, 598765, 618080, 958024, 1197530, 1916048, 2395060, 3832096, 4790120, 9580240, 19160480]

約数ペア:

[(1, 19160480), (2, 9580240), (4, 4790120), (5, 3832096), (8, 2395060), (10, 1916048), (16, 1197530), (20, 958024), (31, 618080), (32, 598765), (40, 479012), (62, 309040), (80, 239506), (124, 154520), (155, 123616), (160, 119753), (248, 77260), (310, 61808), (496, 38630), (620, 30904), (992, 19315), (1240, 15452), (2480, 7726), (3863, 4960)]