2005770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 5362560

約数和(自身を除く): 3356790

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 139, 185, 195, 222, 278, 370, 390, 417, 481, 555, 695, 834, 962, 1110, 1390, 1443, 1807, 2085, 2405, 2886, 3614, 4170, 4810, 5143, 5421, 7215, 9035, 10286, 10842, 14430, 15429, 18070, 25715, 27105, 30858, 51430, 54210, 66859, 77145, 133718, 154290, 200577, 334295, 401154, 668590, 1002885, 2005770]

約数ペア:

[(1, 2005770), (2, 1002885), (3, 668590), (5, 401154), (6, 334295), (10, 200577), (13, 154290), (15, 133718), (26, 77145), (30, 66859), (37, 54210), (39, 51430), (65, 30858), (74, 27105), (78, 25715), (111, 18070), (130, 15429), (139, 14430), (185, 10842), (195, 10286), (222, 9035), (278, 7215), (370, 5421), (390, 5143), (417, 4810), (481, 4170), (555, 3614), (695, 2886), (834, 2405), (962, 2085), (1110, 1807), (1390, 1443)]