2686440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 8213760

約数和(自身を除く): 5527320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 367, 488, 610, 732, 734, 915, 1101, 1220, 1464, 1468, 1830, 1835, 2202, 2440, 2936, 3660, 3670, 4404, 5505, 7320, 7340, 8808, 11010, 14680, 22020, 22387, 44040, 44774, 67161, 89548, 111935, 134322, 179096, 223870, 268644, 335805, 447740, 537288, 671610, 895480, 1343220, 2686440]

約数ペア:

[(1, 2686440), (2, 1343220), (3, 895480), (4, 671610), (5, 537288), (6, 447740), (8, 335805), (10, 268644), (12, 223870), (15, 179096), (20, 134322), (24, 111935), (30, 89548), (40, 67161), (60, 44774), (61, 44040), (120, 22387), (122, 22020), (183, 14680), (244, 11010), (305, 8808), (366, 7340), (367, 7320), (488, 5505), (610, 4404), (732, 3670), (734, 3660), (915, 2936), (1101, 2440), (1220, 2202), (1464, 1835), (1468, 1830)]