5172680

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1453}}^1$

素因数の和:1553

約数の個数: 32

約数和(自身を含む): 11777400

約数和(自身を除く): 6604720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1453, 1780, 2906, 3560, 5812, 7265, 11624, 14530, 29060, 58120, 129317, 258634, 517268, 646585, 1034536, 1293170, 2586340, 5172680]

約数ペア:

[(1, 5172680), (2, 2586340), (4, 1293170), (5, 1034536), (8, 646585), (10, 517268), (20, 258634), (40, 129317), (89, 58120), (178, 29060), (356, 14530), (445, 11624), (712, 7265), (890, 5812), (1453, 3560), (1780, 2906)]