3931480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 10656000

約数和(自身を除く): 6724520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 739, 760, 1064, 1330, 1478, 2660, 2956, 3695, 5173, 5320, 5912, 7390, 10346, 14041, 14780, 20692, 25865, 28082, 29560, 41384, 51730, 56164, 70205, 98287, 103460, 112328, 140410, 196574, 206920, 280820, 393148, 491435, 561640, 786296, 982870, 1965740, 3931480]

約数ペア:

[(1, 3931480), (2, 1965740), (4, 982870), (5, 786296), (7, 561640), (8, 491435), (10, 393148), (14, 280820), (19, 206920), (20, 196574), (28, 140410), (35, 112328), (38, 103460), (40, 98287), (56, 70205), (70, 56164), (76, 51730), (95, 41384), (133, 29560), (140, 28082), (152, 25865), (190, 20692), (266, 14780), (280, 14041), (380, 10346), (532, 7390), (665, 5912), (739, 5320), (760, 5173), (1064, 3695), (1330, 2956), (1478, 2660)]