172512020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1237}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 382690560

約数和(自身を除く): 210178540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 367, 380, 734, 1237, 1468, 1835, 2474, 3670, 4948, 6185, 6973, 7340, 12370, 13946, 23503, 24740, 27892, 34865, 47006, 69730, 94012, 117515, 139460, 235030, 453979, 470060, 907958, 1815916, 2269895, 4539790, 8625601, 9079580, 17251202, 34502404, 43128005, 86256010, 172512020]

約数ペア:

[(1, 172512020), (2, 86256010), (4, 43128005), (5, 34502404), (10, 17251202), (19, 9079580), (20, 8625601), (38, 4539790), (76, 2269895), (95, 1815916), (190, 907958), (367, 470060), (380, 453979), (734, 235030), (1237, 139460), (1468, 117515), (1835, 94012), (2474, 69730), (3670, 47006), (4948, 34865), (6185, 27892), (6973, 24740), (7340, 23503), (12370, 13946)]