1881204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 4892160

約数和(自身を除く): 3010956

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 389, 403, 778, 806, 1167, 1209, 1556, 1612, 2334, 2418, 4668, 4836, 5057, 10114, 12059, 15171, 20228, 24118, 30342, 36177, 48236, 60684, 72354, 144708, 156767, 313534, 470301, 627068, 940602, 1881204]

約数ペア:

[(1, 1881204), (2, 940602), (3, 627068), (4, 470301), (6, 313534), (12, 156767), (13, 144708), (26, 72354), (31, 60684), (39, 48236), (52, 36177), (62, 30342), (78, 24118), (93, 20228), (124, 15171), (156, 12059), (186, 10114), (372, 5057), (389, 4836), (403, 4668), (778, 2418), (806, 2334), (1167, 1612), (1209, 1556)]