1889677870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2543}}^1\times {\mathrm{3911}}^1$

素因数の和:6480

約数の個数: 32

約数和(自身を含む): 3582766080

約数和(自身を除く): 1693088210

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2543, 3911, 5086, 7822, 12715, 19555, 25430, 39110, 48317, 74309, 96634, 148618, 241585, 371545, 483170, 743090, 9945673, 19891346, 49728365, 99456730, 188967787, 377935574, 944838935, 1889677870]

約数ペア:

[(1, 1889677870), (2, 944838935), (5, 377935574), (10, 188967787), (19, 99456730), (38, 49728365), (95, 19891346), (190, 9945673), (2543, 743090), (3911, 483170), (5086, 371545), (7822, 241585), (12715, 148618), (19555, 96634), (25430, 74309), (39110, 48317)]