344245780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{2689}}^1$

素因数の和:2908

約数の個数: 48

約数和(自身を含む): 747023760

約数和(自身を除く): 402777980

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 173, 185, 346, 370, 692, 740, 865, 1730, 2689, 3460, 5378, 6401, 10756, 12802, 13445, 25604, 26890, 32005, 53780, 64010, 99493, 128020, 198986, 397972, 465197, 497465, 930394, 994930, 1860788, 1989860, 2325985, 4651970, 9303940, 17212289, 34424578, 68849156, 86061445, 172122890, 344245780]

約数ペア:

[(1, 344245780), (2, 172122890), (4, 86061445), (5, 68849156), (10, 34424578), (20, 17212289), (37, 9303940), (74, 4651970), (148, 2325985), (173, 1989860), (185, 1860788), (346, 994930), (370, 930394), (692, 497465), (740, 465197), (865, 397972), (1730, 198986), (2689, 128020), (3460, 99493), (5378, 64010), (6401, 53780), (10756, 32005), (12802, 26890), (13445, 25604)]