2158160

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:575

約数の個数: 40

約数和(自身を含む): 5122440

約数和(自身を除く): 2964280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 509, 530, 848, 1018, 1060, 2036, 2120, 2545, 4072, 4240, 5090, 8144, 10180, 20360, 26977, 40720, 53954, 107908, 134885, 215816, 269770, 431632, 539540, 1079080, 2158160]

約数ペア:

[(1, 2158160), (2, 1079080), (4, 539540), (5, 431632), (8, 269770), (10, 215816), (16, 134885), (20, 107908), (40, 53954), (53, 40720), (80, 26977), (106, 20360), (212, 10180), (265, 8144), (424, 5090), (509, 4240), (530, 4072), (848, 2545), (1018, 2120), (1060, 2036)]