2725420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 6128640

約数和(自身を除く): 3403220

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 127, 145, 148, 185, 254, 290, 370, 508, 580, 635, 740, 1073, 1270, 2146, 2540, 3683, 4292, 4699, 5365, 7366, 9398, 10730, 14732, 18415, 18796, 21460, 23495, 36830, 46990, 73660, 93980, 136271, 272542, 545084, 681355, 1362710, 2725420]

約数ペア:

[(1, 2725420), (2, 1362710), (4, 681355), (5, 545084), (10, 272542), (20, 136271), (29, 93980), (37, 73660), (58, 46990), (74, 36830), (116, 23495), (127, 21460), (145, 18796), (148, 18415), (185, 14732), (254, 10730), (290, 9398), (370, 7366), (508, 5365), (580, 4699), (635, 4292), (740, 3683), (1073, 2540), (1270, 2146)]