40286384

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1489}}^1$

素因数の和:1605

約数の個数: 40

約数和(自身を含む): 83142000

約数和(自身を除く): 42855616

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 89, 152, 178, 304, 356, 712, 1424, 1489, 1691, 2978, 3382, 5956, 6764, 11912, 13528, 23824, 27056, 28291, 56582, 113164, 132521, 226328, 265042, 452656, 530084, 1060168, 2120336, 2517899, 5035798, 10071596, 20143192, 40286384]

約数ペア:

[(1, 40286384), (2, 20143192), (4, 10071596), (8, 5035798), (16, 2517899), (19, 2120336), (38, 1060168), (76, 530084), (89, 452656), (152, 265042), (178, 226328), (304, 132521), (356, 113164), (712, 56582), (1424, 28291), (1489, 27056), (1691, 23824), (2978, 13528), (3382, 11912), (5956, 6764)]