9519440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 25712640

約数和(自身を除く): 16193200

約数列:

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

約数ペア:

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