20058500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1$

素因数の和:558

約数の個数: 96

約数和(自身を含む): 54722304

約数和(自身を除く): 34663804

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 125, 140, 154, 175, 220, 250, 275, 308, 350, 385, 500, 521, 550, 700, 770, 875, 1042, 1100, 1375, 1540, 1750, 1925, 2084, 2605, 2750, 3500, 3647, 3850, 5210, 5500, 5731, 7294, 7700, 9625, 10420, 11462, 13025, 14588, 18235, 19250, 22924, 26050, 28655, 36470, 38500, 40117, 52100, 57310, 65125, 72940, 80234, 91175, 114620, 130250, 143275, 160468, 182350, 200585, 260500, 286550, 364700, 401170, 455875, 573100, 716375, 802340, 911750, 1002925, 1432750, 1823500, 2005850, 2865500, 4011700, 5014625, 10029250, 20058500]

約数ペア:

[(1, 20058500), (2, 10029250), (4, 5014625), (5, 4011700), (7, 2865500), (10, 2005850), (11, 1823500), (14, 1432750), (20, 1002925), (22, 911750), (25, 802340), (28, 716375), (35, 573100), (44, 455875), (50, 401170), (55, 364700), (70, 286550), (77, 260500), (100, 200585), (110, 182350), (125, 160468), (140, 143275), (154, 130250), (175, 114620), (220, 91175), (250, 80234), (275, 72940), (308, 65125), (350, 57310), (385, 52100), (500, 40117), (521, 38500), (550, 36470), (700, 28655), (770, 26050), (875, 22924), (1042, 19250), (1100, 18235), (1375, 14588), (1540, 13025), (1750, 11462), (1925, 10420), (2084, 9625), (2605, 7700), (2750, 7294), (3500, 5731), (3647, 5500), (3850, 5210)]