2051560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 5598720

約数和(自身を除く): 3547160

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, 431, 476, 595, 680, 862, 952, 1190, 1724, 2155, 2380, 3017, 3448, 4310, 4760, 6034, 7327, 8620, 12068, 14654, 15085, 17240, 24136, 29308, 30170, 36635, 51289, 58616, 60340, 73270, 102578, 120680, 146540, 205156, 256445, 293080, 410312, 512890, 1025780, 2051560]

約数ペア:

[(1, 2051560), (2, 1025780), (4, 512890), (5, 410312), (7, 293080), (8, 256445), (10, 205156), (14, 146540), (17, 120680), (20, 102578), (28, 73270), (34, 60340), (35, 58616), (40, 51289), (56, 36635), (68, 30170), (70, 29308), (85, 24136), (119, 17240), (136, 15085), (140, 14654), (170, 12068), (238, 8620), (280, 7327), (340, 6034), (431, 4760), (476, 4310), (595, 3448), (680, 3017), (862, 2380), (952, 2155), (1190, 1724)]