210324620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{7901}}^1$

素因数の和:7943

約数の個数: 48

約数和(自身を含む): 485878176

約数和(自身を除く): 275553556

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 2420, 2662, 5324, 6655, 7901, 13310, 15802, 26620, 31604, 39505, 79010, 86911, 158020, 173822, 347644, 434555, 869110, 956021, 1738220, 1912042, 3824084, 4780105, 9560210, 10516231, 19120420, 21032462, 42064924, 52581155, 105162310, 210324620]

約数ペア:

[(1, 210324620), (2, 105162310), (4, 52581155), (5, 42064924), (10, 21032462), (11, 19120420), (20, 10516231), (22, 9560210), (44, 4780105), (55, 3824084), (110, 1912042), (121, 1738220), (220, 956021), (242, 869110), (484, 434555), (605, 347644), (1210, 173822), (1331, 158020), (2420, 86911), (2662, 79010), (5324, 39505), (6655, 31604), (7901, 26620), (13310, 15802)]