1817924920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{381917}}^1$

素因数の和:381952

約数の個数: 64

約数和(自身を含む): 4949657280

約数和(自身を除く): 3131732360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 381917, 763834, 1527668, 1909585, 2673419, 3055336, 3819170, 5346838, 6492589, 7638340, 10693676, 12985178, 13367095, 15276680, 21387352, 25970356, 26734190, 32462945, 45448123, 51940712, 53468380, 64925890, 90896246, 106936760, 129851780, 181792492, 227240615, 259703560, 363584984, 454481230, 908962460, 1817924920]

約数ペア:

[(1, 1817924920), (2, 908962460), (4, 454481230), (5, 363584984), (7, 259703560), (8, 227240615), (10, 181792492), (14, 129851780), (17, 106936760), (20, 90896246), (28, 64925890), (34, 53468380), (35, 51940712), (40, 45448123), (56, 32462945), (68, 26734190), (70, 25970356), (85, 21387352), (119, 15276680), (136, 13367095), (140, 12985178), (170, 10693676), (238, 7638340), (280, 6492589), (340, 5346838), (476, 3819170), (595, 3055336), (680, 2673419), (952, 1909585), (1190, 1527668), (2380, 763834), (4760, 381917)]