20193250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1049}}^1$

素因数の和:1084

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 26981150

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 125, 154, 175, 250, 275, 350, 385, 550, 770, 875, 1049, 1375, 1750, 1925, 2098, 2750, 3850, 5245, 7343, 9625, 10490, 11539, 14686, 19250, 23078, 26225, 36715, 52450, 57695, 73430, 80773, 115390, 131125, 161546, 183575, 262250, 288475, 367150, 403865, 576950, 807730, 917875, 1442375, 1835750, 2019325, 2884750, 4038650, 10096625, 20193250]

約数ペア:

[(1, 20193250), (2, 10096625), (5, 4038650), (7, 2884750), (10, 2019325), (11, 1835750), (14, 1442375), (22, 917875), (25, 807730), (35, 576950), (50, 403865), (55, 367150), (70, 288475), (77, 262250), (110, 183575), (125, 161546), (154, 131125), (175, 115390), (250, 80773), (275, 73430), (350, 57695), (385, 52450), (550, 36715), (770, 26225), (875, 23078), (1049, 19250), (1375, 14686), (1750, 11539), (1925, 10490), (2098, 9625), (2750, 7343), (3850, 5245)]