1427156920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{164419}}^1$

素因数の和:164468

約数の個数: 64

約数和(自身を含む): 3788236800

約数和(自身を除く): 2361079880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 164419, 328838, 657676, 822095, 1150933, 1315352, 1644190, 2301866, 3288380, 4603732, 5096989, 5754665, 6576760, 9207464, 10193978, 11509330, 20387956, 23018660, 25484945, 35678923, 40775912, 46037320, 50969890, 71357846, 101939780, 142715692, 178394615, 203879560, 285431384, 356789230, 713578460, 1427156920]

約数ペア:

[(1, 1427156920), (2, 713578460), (4, 356789230), (5, 285431384), (7, 203879560), (8, 178394615), (10, 142715692), (14, 101939780), (20, 71357846), (28, 50969890), (31, 46037320), (35, 40775912), (40, 35678923), (56, 25484945), (62, 23018660), (70, 20387956), (124, 11509330), (140, 10193978), (155, 9207464), (217, 6576760), (248, 5754665), (280, 5096989), (310, 4603732), (434, 3288380), (620, 2301866), (868, 1644190), (1085, 1315352), (1240, 1150933), (1736, 822095), (2170, 657676), (4340, 328838), (8680, 164419)]