20543370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1567}}^1$

素因数の和:1619

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 33646710

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 23, 30, 38, 46, 57, 69, 95, 114, 115, 138, 190, 230, 285, 345, 437, 570, 690, 874, 1311, 1567, 2185, 2622, 3134, 4370, 4701, 6555, 7835, 9402, 13110, 15670, 23505, 29773, 36041, 47010, 59546, 72082, 89319, 108123, 148865, 178638, 180205, 216246, 297730, 360410, 446595, 540615, 684779, 893190, 1081230, 1369558, 2054337, 3423895, 4108674, 6847790, 10271685, 20543370]

約数ペア:

[(1, 20543370), (2, 10271685), (3, 6847790), (5, 4108674), (6, 3423895), (10, 2054337), (15, 1369558), (19, 1081230), (23, 893190), (30, 684779), (38, 540615), (46, 446595), (57, 360410), (69, 297730), (95, 216246), (114, 180205), (115, 178638), (138, 148865), (190, 108123), (230, 89319), (285, 72082), (345, 59546), (437, 47010), (570, 36041), (690, 29773), (874, 23505), (1311, 15670), (1567, 13110), (2185, 9402), (2622, 7835), (3134, 6555), (4370, 4701)]