19159840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17107}}^1$

素因数の和:17129

約数の個数: 48

約数和(自身を含む): 51734592

約数和(自身を除く): 32574752

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, 17107, 34214, 68428, 85535, 119749, 136856, 171070, 239498, 273712, 342140, 478996, 547424, 598745, 684280, 957992, 1197490, 1368560, 1915984, 2394980, 2737120, 3831968, 4789960, 9579920, 19159840]

約数ペア:

[(1, 19159840), (2, 9579920), (4, 4789960), (5, 3831968), (7, 2737120), (8, 2394980), (10, 1915984), (14, 1368560), (16, 1197490), (20, 957992), (28, 684280), (32, 598745), (35, 547424), (40, 478996), (56, 342140), (70, 273712), (80, 239498), (112, 171070), (140, 136856), (160, 119749), (224, 85535), (280, 68428), (560, 34214), (1120, 17107)]