25871120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29399}}^1$

素因数の和:29423

約数の個数: 40

約数和(自身を含む): 65620800

約数和(自身を除く): 39749680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 29399, 58798, 117596, 146995, 235192, 293990, 323389, 470384, 587980, 646778, 1175960, 1293556, 1616945, 2351920, 2587112, 3233890, 5174224, 6467780, 12935560, 25871120]

約数ペア:

[(1, 25871120), (2, 12935560), (4, 6467780), (5, 5174224), (8, 3233890), (10, 2587112), (11, 2351920), (16, 1616945), (20, 1293556), (22, 1175960), (40, 646778), (44, 587980), (55, 470384), (80, 323389), (88, 293990), (110, 235192), (176, 146995), (220, 117596), (440, 58798), (880, 29399)]