17333840

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{557}}^1$

素因数の和:959

約数の個数: 40

約数和(自身を含む): 40477320

約数和(自身を除く): 23143480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 557, 778, 1114, 1556, 1945, 2228, 2785, 3112, 3890, 4456, 5570, 6224, 7780, 8912, 11140, 15560, 22280, 31120, 44560, 216673, 433346, 866692, 1083365, 1733384, 2166730, 3466768, 4333460, 8666920, 17333840]

約数ペア:

[(1, 17333840), (2, 8666920), (4, 4333460), (5, 3466768), (8, 2166730), (10, 1733384), (16, 1083365), (20, 866692), (40, 433346), (80, 216673), (389, 44560), (557, 31120), (778, 22280), (1114, 15560), (1556, 11140), (1945, 8912), (2228, 7780), (2785, 6224), (3112, 5570), (3890, 4456)]