1025780

素因数分解:

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

素因数の和:464

約数の個数: 48

約数和(自身を含む): 2612736

約数和(自身を除く): 1586956

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 431, 476, 595, 862, 1190, 1724, 2155, 2380, 3017, 4310, 6034, 7327, 8620, 12068, 14654, 15085, 29308, 30170, 36635, 51289, 60340, 73270, 102578, 146540, 205156, 256445, 512890, 1025780]

約数ペア:

[(1, 1025780), (2, 512890), (4, 256445), (5, 205156), (7, 146540), (10, 102578), (14, 73270), (17, 60340), (20, 51289), (28, 36635), (34, 30170), (35, 29308), (68, 15085), (70, 14654), (85, 12068), (119, 8620), (140, 7327), (170, 6034), (238, 4310), (340, 3017), (431, 2380), (476, 2155), (595, 1724), (862, 1190)]