20921917260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18352559}}^1$

素因数の和:18352590

約数の個数: 48

約数和(自身を含む): 61664601600

約数和(自身を除く): 40742684340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 18352559, 36705118, 55057677, 73410236, 91762795, 110115354, 183525590, 220230708, 275288385, 348698621, 367051180, 550576770, 697397242, 1046095863, 1101153540, 1394794484, 1743493105, 2092191726, 3486986210, 4184383452, 5230479315, 6973972420, 10460958630, 20921917260]

約数ペア:

[(1, 20921917260), (2, 10460958630), (3, 6973972420), (4, 5230479315), (5, 4184383452), (6, 3486986210), (10, 2092191726), (12, 1743493105), (15, 1394794484), (19, 1101153540), (20, 1046095863), (30, 697397242), (38, 550576770), (57, 367051180), (60, 348698621), (76, 275288385), (95, 220230708), (114, 183525590), (190, 110115354), (228, 91762795), (285, 73410236), (380, 55057677), (570, 36705118), (1140, 18352559)]