437938220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{28109}}^1$

素因数の和:28178

約数の個数: 48

約数和(自身を含む): 991720800

約数和(自身を除く): 553782580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 7790, 15580, 28109, 56218, 112436, 140545, 281090, 534071, 562180, 1068142, 1152469, 2136284, 2304938, 2670355, 4609876, 5340710, 5762345, 10681420, 11524690, 21896911, 23049380, 43793822, 87587644, 109484555, 218969110, 437938220]

約数ペア:

[(1, 437938220), (2, 218969110), (4, 109484555), (5, 87587644), (10, 43793822), (19, 23049380), (20, 21896911), (38, 11524690), (41, 10681420), (76, 5762345), (82, 5340710), (95, 4609876), (164, 2670355), (190, 2304938), (205, 2136284), (380, 1152469), (410, 1068142), (779, 562180), (820, 534071), (1558, 281090), (3116, 140545), (3895, 112436), (7790, 56218), (15580, 28109)]