16919840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{15107}}^1$

素因数の和:15129

約数の個数: 48

約数和(自身を含む): 45686592

約数和(自身を除く): 28766752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 15107, 30214, 60428, 75535, 105749, 120856, 151070, 211498, 241712, 302140, 422996, 483424, 528745, 604280, 845992, 1057490, 1208560, 1691984, 2114980, 2417120, 3383968, 4229960, 8459920, 16919840]

約数ペア:

[(1, 16919840), (2, 8459920), (4, 4229960), (5, 3383968), (7, 2417120), (8, 2114980), (10, 1691984), (14, 1208560), (16, 1057490), (20, 845992), (28, 604280), (32, 528745), (35, 483424), (40, 422996), (56, 302140), (70, 241712), (80, 211498), (112, 151070), (140, 120856), (160, 105749), (224, 75535), (280, 60428), (560, 30214), (1120, 15107)]