3423640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 8709120

約数和(自身を除く): 5285480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 251, 310, 341, 440, 502, 620, 682, 1004, 1240, 1255, 1364, 1705, 2008, 2510, 2728, 2761, 3410, 5020, 5522, 6820, 7781, 10040, 11044, 13640, 13805, 15562, 22088, 27610, 31124, 38905, 55220, 62248, 77810, 85591, 110440, 155620, 171182, 311240, 342364, 427955, 684728, 855910, 1711820, 3423640]

約数ペア:

[(1, 3423640), (2, 1711820), (4, 855910), (5, 684728), (8, 427955), (10, 342364), (11, 311240), (20, 171182), (22, 155620), (31, 110440), (40, 85591), (44, 77810), (55, 62248), (62, 55220), (88, 38905), (110, 31124), (124, 27610), (155, 22088), (220, 15562), (248, 13805), (251, 13640), (310, 11044), (341, 10040), (440, 7781), (502, 6820), (620, 5522), (682, 5020), (1004, 3410), (1240, 2761), (1255, 2728), (1364, 2510), (1705, 2008)]