39199720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139999}}^1$

素因数の和:140017

約数の個数: 32

約数和(自身を含む): 100800000

約数和(自身を除く): 61600280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 139999, 279998, 559996, 699995, 979993, 1119992, 1399990, 1959986, 2799980, 3919972, 4899965, 5599960, 7839944, 9799930, 19599860, 39199720]

約数ペア:

[(1, 39199720), (2, 19599860), (4, 9799930), (5, 7839944), (7, 5599960), (8, 4899965), (10, 3919972), (14, 2799980), (20, 1959986), (28, 1399990), (35, 1119992), (40, 979993), (56, 699995), (70, 559996), (140, 279998), (280, 139999)]