16704568840

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{311}}^1\times {\mathrm{13037}}^1$

素因数の和:13462

約数の個数: 64

約数和(自身を含む): 38075132160

約数和(自身を除く): 21370563320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 311, 412, 515, 622, 824, 1030, 1244, 1555, 2060, 2488, 3110, 4120, 6220, 12440, 13037, 26074, 32033, 52148, 64066, 65185, 104296, 128132, 130370, 160165, 256264, 260740, 320330, 521480, 640660, 1281320, 1342811, 2685622, 4054507, 5371244, 6714055, 8109014, 10742488, 13428110, 16218028, 20272535, 26856220, 32436056, 40545070, 53712440, 81090140, 162180280, 417614221, 835228442, 1670456884, 2088071105, 3340913768, 4176142210, 8352284420, 16704568840]

約数ペア:

[(1, 16704568840), (2, 8352284420), (4, 4176142210), (5, 3340913768), (8, 2088071105), (10, 1670456884), (20, 835228442), (40, 417614221), (103, 162180280), (206, 81090140), (311, 53712440), (412, 40545070), (515, 32436056), (622, 26856220), (824, 20272535), (1030, 16218028), (1244, 13428110), (1555, 10742488), (2060, 8109014), (2488, 6714055), (3110, 5371244), (4120, 4054507), (6220, 2685622), (12440, 1342811), (13037, 1281320), (26074, 640660), (32033, 521480), (52148, 320330), (64066, 260740), (65185, 256264), (104296, 160165), (128132, 130370)]