2251095040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{439667}}^1$

素因数の和:439692

約数の個数: 44

約数和(自身を含む): 5400002376

約数和(自身を除く): 3148907336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 439667, 879334, 1758668, 2198335, 3517336, 4396670, 7034672, 8793340, 14069344, 17586680, 28138688, 35173360, 56277376, 70346720, 112554752, 140693440, 225109504, 281386880, 450219008, 562773760, 1125547520, 2251095040]

約数ペア:

[(1, 2251095040), (2, 1125547520), (4, 562773760), (5, 450219008), (8, 281386880), (10, 225109504), (16, 140693440), (20, 112554752), (32, 70346720), (40, 56277376), (64, 35173360), (80, 28138688), (128, 17586680), (160, 14069344), (256, 8793340), (320, 7034672), (512, 4396670), (640, 3517336), (1024, 2198335), (1280, 1758668), (2560, 879334), (5120, 439667)]