127671940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{52757}}^1$

素因数の和:52788

約数の個数: 36

約数和(自身を含む): 294706188

約数和(自身を除く): 167034248

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 52757, 105514, 211028, 263785, 527570, 580327, 1055140, 1160654, 2321308, 2901635, 5803270, 6383597, 11606540, 12767194, 25534388, 31917985, 63835970, 127671940]

約数ペア:

[(1, 127671940), (2, 63835970), (4, 31917985), (5, 25534388), (10, 12767194), (11, 11606540), (20, 6383597), (22, 5803270), (44, 2901635), (55, 2321308), (110, 1160654), (121, 1055140), (220, 580327), (242, 527570), (484, 263785), (605, 211028), (1210, 105514), (2420, 52757)]