1998313474060

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{4177}}^1\times {\mathrm{35543}}^1$

素因数の和:40402

約数の個数: 48

約数和(自身を含む): 4203818168256

約数和(自身を除く): 2205504694196

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 2692, 3365, 4177, 6730, 8354, 13460, 16708, 20885, 35543, 41770, 71086, 83540, 142172, 177715, 355430, 710860, 2811121, 5622242, 11244484, 14055605, 23920439, 28111210, 47840878, 56222420, 95681756, 119602195, 148463111, 239204390, 296926222, 478408780, 593852444, 742315555, 1484631110, 2969262220, 99915673703, 199831347406, 399662694812, 499578368515, 999156737030, 1998313474060]

約数ペア:

[(1, 1998313474060), (2, 999156737030), (4, 499578368515), (5, 399662694812), (10, 199831347406), (20, 99915673703), (673, 2969262220), (1346, 1484631110), (2692, 742315555), (3365, 593852444), (4177, 478408780), (6730, 296926222), (8354, 239204390), (13460, 148463111), (16708, 119602195), (20885, 95681756), (35543, 56222420), (41770, 47840878), (71086, 28111210), (83540, 23920439), (142172, 14055605), (177715, 11244484), (355430, 5622242), (710860, 2811121)]