26439140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 69619200

約数和(自身を除く): 43180060

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 73, 91, 130, 140, 146, 182, 199, 260, 292, 364, 365, 398, 455, 511, 730, 796, 910, 949, 995, 1022, 1393, 1460, 1820, 1898, 1990, 2044, 2555, 2587, 2786, 3796, 3980, 4745, 5110, 5174, 5572, 6643, 6965, 9490, 10220, 10348, 12935, 13286, 13930, 14527, 18109, 18980, 25870, 26572, 27860, 29054, 33215, 36218, 51740, 58108, 66430, 72436, 72635, 90545, 101689, 132860, 145270, 181090, 188851, 203378, 290540, 362180, 377702, 406756, 508445, 755404, 944255, 1016890, 1321957, 1888510, 2033780, 2643914, 3777020, 5287828, 6609785, 13219570, 26439140]

約数ペア:

[(1, 26439140), (2, 13219570), (4, 6609785), (5, 5287828), (7, 3777020), (10, 2643914), (13, 2033780), (14, 1888510), (20, 1321957), (26, 1016890), (28, 944255), (35, 755404), (52, 508445), (65, 406756), (70, 377702), (73, 362180), (91, 290540), (130, 203378), (140, 188851), (146, 181090), (182, 145270), (199, 132860), (260, 101689), (292, 90545), (364, 72635), (365, 72436), (398, 66430), (455, 58108), (511, 51740), (730, 36218), (796, 33215), (910, 29054), (949, 27860), (995, 26572), (1022, 25870), (1393, 18980), (1460, 18109), (1820, 14527), (1898, 13930), (1990, 13286), (2044, 12935), (2555, 10348), (2587, 10220), (2786, 9490), (3796, 6965), (3980, 6643), (4745, 5572), (5110, 5174)]