28769920

素因数分解:

$2^7\times 5^1\times {\mathrm{44953}}^1$

素因数の和:44972

約数の個数: 32

約数和(自身を含む): 68779620

約数和(自身を除く): 40009700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 44953, 89906, 179812, 224765, 359624, 449530, 719248, 899060, 1438496, 1798120, 2876992, 3596240, 5753984, 7192480, 14384960, 28769920]

約数ペア:

[(1, 28769920), (2, 14384960), (4, 7192480), (5, 5753984), (8, 3596240), (10, 2876992), (16, 1798120), (20, 1438496), (32, 899060), (40, 719248), (64, 449530), (80, 359624), (128, 224765), (160, 179812), (320, 89906), (640, 44953)]