28606720

素因数分解:

$2^8\times 5^1\times {\mathrm{22349}}^1$

素因数の和:22370

約数の個数: 36

約数和(自身を含む): 68525100

約数和(自身を除く): 39918380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 22349, 44698, 89396, 111745, 178792, 223490, 357584, 446980, 715168, 893960, 1430336, 1787920, 2860672, 3575840, 5721344, 7151680, 14303360, 28606720]

約数ペア:

[(1, 28606720), (2, 14303360), (4, 7151680), (5, 5721344), (8, 3575840), (10, 2860672), (16, 1787920), (20, 1430336), (32, 893960), (40, 715168), (64, 446980), (80, 357584), (128, 223490), (160, 178792), (256, 111745), (320, 89396), (640, 44698), (1280, 22349)]