4179890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 9192960

約数和(自身を除く): 5013070

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 79, 110, 130, 143, 158, 185, 286, 370, 395, 407, 481, 715, 790, 814, 869, 962, 1027, 1430, 1738, 2035, 2054, 2405, 2923, 4070, 4345, 4810, 5135, 5291, 5846, 8690, 10270, 10582, 11297, 14615, 22594, 26455, 29230, 32153, 37999, 52910, 56485, 64306, 75998, 112970, 160765, 189995, 321530, 379990, 417989, 835978, 2089945, 4179890]

約数ペア:

[(1, 4179890), (2, 2089945), (5, 835978), (10, 417989), (11, 379990), (13, 321530), (22, 189995), (26, 160765), (37, 112970), (55, 75998), (65, 64306), (74, 56485), (79, 52910), (110, 37999), (130, 32153), (143, 29230), (158, 26455), (185, 22594), (286, 14615), (370, 11297), (395, 10582), (407, 10270), (481, 8690), (715, 5846), (790, 5291), (814, 5135), (869, 4810), (962, 4345), (1027, 4070), (1430, 2923), (1738, 2405), (2035, 2054)]