20309910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1951}}^1$

素因数の和:2308

約数の個数: 32

約数和(自身を含む): 48909312

約数和(自身を除く): 28599402

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 347, 694, 1041, 1735, 1951, 2082, 3470, 3902, 5205, 5853, 9755, 10410, 11706, 19510, 29265, 58530, 676997, 1353994, 2030991, 3384985, 4061982, 6769970, 10154955, 20309910]

約数ペア:

[(1, 20309910), (2, 10154955), (3, 6769970), (5, 4061982), (6, 3384985), (10, 2030991), (15, 1353994), (30, 676997), (347, 58530), (694, 29265), (1041, 19510), (1735, 11706), (1951, 10410), (2082, 9755), (3470, 5853), (3902, 5205)]