4780780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{547}}^1$

素因数の和:598

約数の個数: 48

約数和(自身を含む): 11047680

約数和(自身を除く): 6266900

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 547, 874, 1094, 1748, 2185, 2188, 2735, 4370, 5470, 8740, 10393, 10940, 12581, 20786, 25162, 41572, 50324, 51965, 62905, 103930, 125810, 207860, 239039, 251620, 478078, 956156, 1195195, 2390390, 4780780]

約数ペア:

[(1, 4780780), (2, 2390390), (4, 1195195), (5, 956156), (10, 478078), (19, 251620), (20, 239039), (23, 207860), (38, 125810), (46, 103930), (76, 62905), (92, 51965), (95, 50324), (115, 41572), (190, 25162), (230, 20786), (380, 12581), (437, 10940), (460, 10393), (547, 8740), (874, 5470), (1094, 4370), (1748, 2735), (2185, 2188)]