2013281048930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1\times {\mathrm{279709}}^1$

素因数の和:280659

約数の個数: 64

約数和(自身を含む): 3907794844800

約数和(自身を除く): 1894513795870

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 881, 1634, 1762, 4085, 4405, 8170, 8810, 16739, 33478, 37883, 75766, 83695, 167390, 189415, 279709, 378830, 559418, 719777, 1398545, 1439554, 2797090, 3598885, 5314471, 7197770, 10628942, 12027487, 24054974, 26572355, 53144710, 60137435, 120274870, 228522253, 246423629, 457044506, 492847258, 1142611265, 1232118145, 2285222530, 2464236290, 4682048951, 9364097902, 10596216047, 21192432094, 23410244755, 46820489510, 52981080235, 105962160470, 201328104893, 402656209786, 1006640524465, 2013281048930]

約数ペア:

[(1, 2013281048930), (2, 1006640524465), (5, 402656209786), (10, 201328104893), (19, 105962160470), (38, 52981080235), (43, 46820489510), (86, 23410244755), (95, 21192432094), (190, 10596216047), (215, 9364097902), (430, 4682048951), (817, 2464236290), (881, 2285222530), (1634, 1232118145), (1762, 1142611265), (4085, 492847258), (4405, 457044506), (8170, 246423629), (8810, 228522253), (16739, 120274870), (33478, 60137435), (37883, 53144710), (75766, 26572355), (83695, 24054974), (167390, 12027487), (189415, 10628942), (279709, 7197770), (378830, 5314471), (559418, 3598885), (719777, 2797090), (1398545, 1439554)]