1738229920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{221713}}^1$

素因数の和:221742

約数の個数: 72

約数和(自身を含む): 4777049844

約数和(自身を除く): 3038819924

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 221713, 443426, 886852, 1108565, 1551991, 1773704, 2217130, 3103982, 3547408, 4434260, 6207964, 7094816, 7759955, 8868520, 10863937, 12415928, 15519910, 17737040, 21727874, 24831856, 31039820, 35474080, 43455748, 49663712, 54319685, 62079640, 86911496, 108639370, 124159280, 173822992, 217278740, 248318560, 347645984, 434557480, 869114960, 1738229920]

約数ペア:

[(1, 1738229920), (2, 869114960), (4, 434557480), (5, 347645984), (7, 248318560), (8, 217278740), (10, 173822992), (14, 124159280), (16, 108639370), (20, 86911496), (28, 62079640), (32, 54319685), (35, 49663712), (40, 43455748), (49, 35474080), (56, 31039820), (70, 24831856), (80, 21727874), (98, 17737040), (112, 15519910), (140, 12415928), (160, 10863937), (196, 8868520), (224, 7759955), (245, 7094816), (280, 6207964), (392, 4434260), (490, 3547408), (560, 3103982), (784, 2217130), (980, 1773704), (1120, 1551991), (1568, 1108565), (1960, 886852), (3920, 443426), (7840, 221713)]