20069440

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1063}}^1$

素因数の和:1139

約数の個数: 56

約数和(自身を含む): 48646080

約数和(自身を除く): 28576640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 160, 236, 295, 320, 472, 590, 944, 1063, 1180, 1888, 2126, 2360, 3776, 4252, 4720, 5315, 8504, 9440, 10630, 17008, 18880, 21260, 34016, 42520, 62717, 68032, 85040, 125434, 170080, 250868, 313585, 340160, 501736, 627170, 1003472, 1254340, 2006944, 2508680, 4013888, 5017360, 10034720, 20069440]

約数ペア:

[(1, 20069440), (2, 10034720), (4, 5017360), (5, 4013888), (8, 2508680), (10, 2006944), (16, 1254340), (20, 1003472), (32, 627170), (40, 501736), (59, 340160), (64, 313585), (80, 250868), (118, 170080), (160, 125434), (236, 85040), (295, 68032), (320, 62717), (472, 42520), (590, 34016), (944, 21260), (1063, 18880), (1180, 17008), (1888, 10630), (2126, 9440), (2360, 8504), (3776, 5315), (4252, 4720)]