313680260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{1879}}^1$

素因数の和:2396

約数の個数: 48

約数和(自身を含む): 699269760

約数和(自身を除く): 385589500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 491, 982, 1879, 1964, 2455, 3758, 4910, 7516, 8347, 9395, 9820, 16694, 18790, 31943, 33388, 37580, 41735, 63886, 83470, 127772, 159715, 166940, 319430, 638860, 922589, 1845178, 3690356, 4612945, 9225890, 15684013, 18451780, 31368026, 62736052, 78420065, 156840130, 313680260]

約数ペア:

[(1, 313680260), (2, 156840130), (4, 78420065), (5, 62736052), (10, 31368026), (17, 18451780), (20, 15684013), (34, 9225890), (68, 4612945), (85, 3690356), (170, 1845178), (340, 922589), (491, 638860), (982, 319430), (1879, 166940), (1964, 159715), (2455, 127772), (3758, 83470), (4910, 63886), (7516, 41735), (8347, 37580), (9395, 33388), (9820, 31943), (16694, 18790)]