1338580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 3096576

約数和(自身を除く): 1757996

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 127, 155, 170, 254, 310, 340, 508, 527, 620, 635, 1054, 1270, 2108, 2159, 2540, 2635, 3937, 4318, 5270, 7874, 8636, 10540, 10795, 15748, 19685, 21590, 39370, 43180, 66929, 78740, 133858, 267716, 334645, 669290, 1338580]

約数ペア:

[(1, 1338580), (2, 669290), (4, 334645), (5, 267716), (10, 133858), (17, 78740), (20, 66929), (31, 43180), (34, 39370), (62, 21590), (68, 19685), (85, 15748), (124, 10795), (127, 10540), (155, 8636), (170, 7874), (254, 5270), (310, 4318), (340, 3937), (508, 2635), (527, 2540), (620, 2159), (635, 2108), (1054, 1270)]