277637140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{54869}}^1$

素因数の和:54912

約数の個数: 48

約数和(自身を含む): 663707520

約数和(自身を除く): 386070380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 54869, 109738, 219476, 274345, 548690, 603559, 1097380, 1207118, 1261987, 2414236, 2523974, 3017795, 5047948, 6035590, 6309935, 12071180, 12619870, 13881857, 25239740, 27763714, 55527428, 69409285, 138818570, 277637140]

約数ペア:

[(1, 277637140), (2, 138818570), (4, 69409285), (5, 55527428), (10, 27763714), (11, 25239740), (20, 13881857), (22, 12619870), (23, 12071180), (44, 6309935), (46, 6035590), (55, 5047948), (92, 3017795), (110, 2523974), (115, 2414236), (220, 1261987), (230, 1207118), (253, 1097380), (460, 603559), (506, 548690), (1012, 274345), (1265, 219476), (2530, 109738), (5060, 54869)]