3979460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 8975232

約数和(自身を除く): 4995772

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 211, 230, 410, 422, 460, 820, 844, 943, 1055, 1886, 2110, 3772, 4220, 4715, 4853, 8651, 9430, 9706, 17302, 18860, 19412, 24265, 34604, 43255, 48530, 86510, 97060, 173020, 198973, 397946, 795892, 994865, 1989730, 3979460]

約数ペア:

[(1, 3979460), (2, 1989730), (4, 994865), (5, 795892), (10, 397946), (20, 198973), (23, 173020), (41, 97060), (46, 86510), (82, 48530), (92, 43255), (115, 34604), (164, 24265), (205, 19412), (211, 18860), (230, 17302), (410, 9706), (422, 9430), (460, 8651), (820, 4853), (844, 4715), (943, 4220), (1055, 3772), (1886, 2110)]