127788460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{3347}}^1$

素因数の和:3462

約数の個数: 48

約数和(自身を含む): 283481856

約数和(自身を除く): 155693396

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 830, 1660, 1909, 3347, 3818, 6694, 7636, 9545, 13388, 16735, 19090, 33470, 38180, 66940, 76981, 153962, 277801, 307924, 384905, 555602, 769810, 1111204, 1389005, 1539620, 2778010, 5556020, 6389423, 12778846, 25557692, 31947115, 63894230, 127788460]

約数ペア:

[(1, 127788460), (2, 63894230), (4, 31947115), (5, 25557692), (10, 12778846), (20, 6389423), (23, 5556020), (46, 2778010), (83, 1539620), (92, 1389005), (115, 1111204), (166, 769810), (230, 555602), (332, 384905), (415, 307924), (460, 277801), (830, 153962), (1660, 76981), (1909, 66940), (3347, 38180), (3818, 33470), (6694, 19090), (7636, 16735), (9545, 13388)]