19038880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 52254720

約数和(自身を除く): 33215840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 89, 112, 140, 160, 178, 191, 224, 280, 356, 382, 445, 560, 623, 712, 764, 890, 955, 1120, 1246, 1337, 1424, 1528, 1780, 1910, 2492, 2674, 2848, 3056, 3115, 3560, 3820, 4984, 5348, 6112, 6230, 6685, 7120, 7640, 9968, 10696, 12460, 13370, 14240, 15280, 16999, 19936, 21392, 24920, 26740, 30560, 33998, 42784, 49840, 53480, 67996, 84995, 99680, 106960, 118993, 135992, 169990, 213920, 237986, 271984, 339980, 475972, 543968, 594965, 679960, 951944, 1189930, 1359920, 1903888, 2379860, 2719840, 3807776, 4759720, 9519440, 19038880]

約数ペア:

[(1, 19038880), (2, 9519440), (4, 4759720), (5, 3807776), (7, 2719840), (8, 2379860), (10, 1903888), (14, 1359920), (16, 1189930), (20, 951944), (28, 679960), (32, 594965), (35, 543968), (40, 475972), (56, 339980), (70, 271984), (80, 237986), (89, 213920), (112, 169990), (140, 135992), (160, 118993), (178, 106960), (191, 99680), (224, 84995), (280, 67996), (356, 53480), (382, 49840), (445, 42784), (560, 33998), (623, 30560), (712, 26740), (764, 24920), (890, 21392), (955, 19936), (1120, 16999), (1246, 15280), (1337, 14240), (1424, 13370), (1528, 12460), (1780, 10696), (1910, 9968), (2492, 7640), (2674, 7120), (2848, 6685), (3056, 6230), (3115, 6112), (3560, 5348), (3820, 4984)]