349206880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{198413}}^1$

素因数の和:198439

約数の個数: 48

約数和(自身を含む): 900005904

約数和(自身を除く): 550799024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 198413, 396826, 793652, 992065, 1587304, 1984130, 2182543, 3174608, 3968260, 4365086, 6349216, 7936520, 8730172, 10912715, 15873040, 17460344, 21825430, 31746080, 34920688, 43650860, 69841376, 87301720, 174603440, 349206880]

約数ペア:

[(1, 349206880), (2, 174603440), (4, 87301720), (5, 69841376), (8, 43650860), (10, 34920688), (11, 31746080), (16, 21825430), (20, 17460344), (22, 15873040), (32, 10912715), (40, 8730172), (44, 7936520), (55, 6349216), (80, 4365086), (88, 3968260), (110, 3174608), (160, 2182543), (176, 1984130), (220, 1587304), (352, 992065), (440, 793652), (880, 396826), (1760, 198413)]