1859820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 5268480

約数和(自身を除く): 3408660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 223, 278, 417, 446, 556, 669, 695, 834, 892, 1115, 1338, 1390, 1668, 2085, 2230, 2676, 2780, 3345, 4170, 4460, 6690, 8340, 13380, 30997, 61994, 92991, 123988, 154985, 185982, 309970, 371964, 464955, 619940, 929910, 1859820]

約数ペア:

[(1, 1859820), (2, 929910), (3, 619940), (4, 464955), (5, 371964), (6, 309970), (10, 185982), (12, 154985), (15, 123988), (20, 92991), (30, 61994), (60, 30997), (139, 13380), (223, 8340), (278, 6690), (417, 4460), (446, 4170), (556, 3345), (669, 2780), (695, 2676), (834, 2230), (892, 2085), (1115, 1668), (1338, 1390)]