51988340

素因数分解:

$2^2\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{1789}}^1$

素因数の和:3251

約数の個数: 24

約数和(自身を含む): 109311720

約数和(自身を除く): 57323380

約数列:

[1, 2, 4, 5, 10, 20, 1453, 1789, 2906, 3578, 5812, 7156, 7265, 8945, 14530, 17890, 29060, 35780, 2599417, 5198834, 10397668, 12997085, 25994170, 51988340]

約数ペア:

[(1, 51988340), (2, 25994170), (4, 12997085), (5, 10397668), (10, 5198834), (20, 2599417), (1453, 35780), (1789, 29060), (2906, 17890), (3578, 14530), (5812, 8945), (7156, 7265)]