12587440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6841}}^1$

素因数の和:6877

約数の個数: 40

約数和(自身を含む): 30542688

約数和(自身を除く): 17955248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 6841, 13682, 27364, 34205, 54728, 68410, 109456, 136820, 157343, 273640, 314686, 547280, 629372, 786715, 1258744, 1573430, 2517488, 3146860, 6293720, 12587440]

約数ペア:

[(1, 12587440), (2, 6293720), (4, 3146860), (5, 2517488), (8, 1573430), (10, 1258744), (16, 786715), (20, 629372), (23, 547280), (40, 314686), (46, 273640), (80, 157343), (92, 136820), (115, 109456), (184, 68410), (230, 54728), (368, 34205), (460, 27364), (920, 13682), (1840, 6841)]