212996960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121021}}^1$

素因数の和:121047

約数の個数: 48

約数和(自身を含む): 548955792

約数和(自身を除く): 335958832

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 121021, 242042, 484084, 605105, 968168, 1210210, 1331231, 1936336, 2420420, 2662462, 3872672, 4840840, 5324924, 6656155, 9681680, 10649848, 13312310, 19363360, 21299696, 26624620, 42599392, 53249240, 106498480, 212996960]

約数ペア:

[(1, 212996960), (2, 106498480), (4, 53249240), (5, 42599392), (8, 26624620), (10, 21299696), (11, 19363360), (16, 13312310), (20, 10649848), (22, 9681680), (32, 6656155), (40, 5324924), (44, 4840840), (55, 3872672), (80, 2662462), (88, 2420420), (110, 1936336), (160, 1331231), (176, 1210210), (220, 968168), (352, 605105), (440, 484084), (880, 242042), (1760, 121021)]