72011620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{4231}}^1$

素因数の和:4300

約数の個数: 48

約数和(自身を含む): 162102528

約数和(自身を除く): 90090908

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 3404, 4231, 4255, 8462, 8510, 16924, 17020, 21155, 42310, 84620, 97313, 156547, 194626, 313094, 389252, 486565, 626188, 782735, 973130, 1565470, 1946260, 3130940, 3600581, 7201162, 14402324, 18002905, 36005810, 72011620]

約数ペア:

[(1, 72011620), (2, 36005810), (4, 18002905), (5, 14402324), (10, 7201162), (20, 3600581), (23, 3130940), (37, 1946260), (46, 1565470), (74, 973130), (92, 782735), (115, 626188), (148, 486565), (185, 389252), (230, 313094), (370, 194626), (460, 156547), (740, 97313), (851, 84620), (1702, 42310), (3404, 21155), (4231, 17020), (4255, 16924), (8462, 8510)]