2379920

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:503

約数の個数: 40

約数和(自身を含む): 5624640

約数和(自身を除く): 3244720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 419, 568, 710, 838, 1136, 1420, 1676, 2095, 2840, 3352, 4190, 5680, 6704, 8380, 16760, 29749, 33520, 59498, 118996, 148745, 237992, 297490, 475984, 594980, 1189960, 2379920]

約数ペア:

[(1, 2379920), (2, 1189960), (4, 594980), (5, 475984), (8, 297490), (10, 237992), (16, 148745), (20, 118996), (40, 59498), (71, 33520), (80, 29749), (142, 16760), (284, 8380), (355, 6704), (419, 5680), (568, 4190), (710, 3352), (838, 2840), (1136, 2095), (1420, 1676)]