20174941570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{68023}}^1$

素因数の和:68279

約数の個数: 64

約数和(自身を含む): 43883642880

約数和(自身を除く): 23708701310

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 223, 266, 446, 665, 1115, 1330, 1561, 2230, 3122, 4237, 7805, 8474, 15610, 21185, 29659, 42370, 59318, 68023, 136046, 148295, 296590, 340115, 476161, 680230, 952322, 1292437, 2380805, 2584874, 4761610, 6462185, 9047059, 12924370, 15169129, 18094118, 30338258, 45235295, 75845645, 90470590, 106183903, 151691290, 212367806, 288213451, 530919515, 576426902, 1061839030, 1441067255, 2017494157, 2882134510, 4034988314, 10087470785, 20174941570]

約数ペア:

[(1, 20174941570), (2, 10087470785), (5, 4034988314), (7, 2882134510), (10, 2017494157), (14, 1441067255), (19, 1061839030), (35, 576426902), (38, 530919515), (70, 288213451), (95, 212367806), (133, 151691290), (190, 106183903), (223, 90470590), (266, 75845645), (446, 45235295), (665, 30338258), (1115, 18094118), (1330, 15169129), (1561, 12924370), (2230, 9047059), (3122, 6462185), (4237, 4761610), (7805, 2584874), (8474, 2380805), (15610, 1292437), (21185, 952322), (29659, 680230), (42370, 476161), (59318, 340115), (68023, 296590), (136046, 148295)]