203969820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{31771}}^1$

素因数の和:31890

約数の個数: 48

約数和(自身を含む): 576471168

約数和(自身を除く): 372501348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 214, 321, 428, 535, 642, 1070, 1284, 1605, 2140, 3210, 6420, 31771, 63542, 95313, 127084, 158855, 190626, 317710, 381252, 476565, 635420, 953130, 1906260, 3399497, 6798994, 10198491, 13597988, 16997485, 20396982, 33994970, 40793964, 50992455, 67989940, 101984910, 203969820]

約数ペア:

[(1, 203969820), (2, 101984910), (3, 67989940), (4, 50992455), (5, 40793964), (6, 33994970), (10, 20396982), (12, 16997485), (15, 13597988), (20, 10198491), (30, 6798994), (60, 3399497), (107, 1906260), (214, 953130), (321, 635420), (428, 476565), (535, 381252), (642, 317710), (1070, 190626), (1284, 158855), (1605, 127084), (2140, 95313), (3210, 63542), (6420, 31771)]