2056775

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 36

約数和(自身を含む): 3138192

約数和(自身を除く): 1081417

約数列:

[1, 5, 7, 23, 25, 35, 49, 73, 115, 161, 175, 245, 365, 511, 575, 805, 1127, 1225, 1679, 1825, 2555, 3577, 4025, 5635, 8395, 11753, 12775, 17885, 28175, 41975, 58765, 82271, 89425, 293825, 411355, 2056775]

約数ペア:

[(1, 2056775), (5, 411355), (7, 293825), (23, 89425), (25, 82271), (35, 58765), (49, 41975), (73, 28175), (115, 17885), (161, 12775), (175, 11753), (245, 8395), (365, 5635), (511, 4025), (575, 3577), (805, 2555), (1127, 1825), (1225, 1679)]