1273750

素因数分解:

$2^1\times 5^4\times {\mathrm{1019}}^1$

素因数の和:1041

約数の個数: 20

約数和(自身を含む): 2389860

約数和(自身を除く): 1116110

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1019, 1250, 2038, 5095, 10190, 25475, 50950, 127375, 254750, 636875, 1273750]

約数ペア:

[(1, 1273750), (2, 636875), (5, 254750), (10, 127375), (25, 50950), (50, 25475), (125, 10190), (250, 5095), (625, 2038), (1019, 1250)]