1293019840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{82463}}^1$

素因数の和:82494

約数の個数: 84

約数和(自身を含む): 3581741376

約数和(自身を除く): 2288721536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 82463, 164926, 329852, 412315, 577241, 659704, 824630, 1154482, 1319408, 1649260, 2308964, 2638816, 2886205, 3298520, 4040687, 4617928, 5277632, 5772410, 6597040, 8081374, 9235856, 11544820, 13194080, 16162748, 18471712, 20203435, 23089640, 26388160, 32325496, 36943424, 40406870, 46179280, 64650992, 80813740, 92358560, 129301984, 161627480, 184717120, 258603968, 323254960, 646509920, 1293019840]

約数ペア:

[(1, 1293019840), (2, 646509920), (4, 323254960), (5, 258603968), (7, 184717120), (8, 161627480), (10, 129301984), (14, 92358560), (16, 80813740), (20, 64650992), (28, 46179280), (32, 40406870), (35, 36943424), (40, 32325496), (49, 26388160), (56, 23089640), (64, 20203435), (70, 18471712), (80, 16162748), (98, 13194080), (112, 11544820), (140, 9235856), (160, 8081374), (196, 6597040), (224, 5772410), (245, 5277632), (280, 4617928), (320, 4040687), (392, 3298520), (448, 2886205), (490, 2638816), (560, 2308964), (784, 1649260), (980, 1319408), (1120, 1154482), (1568, 824630), (1960, 659704), (2240, 577241), (3136, 412315), (3920, 329852), (7840, 164926), (15680, 82463)]