2146430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 64

約数和(自身を含む): 4838400

約数和(自身を除く): 2691970

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 79, 95, 110, 130, 143, 158, 190, 209, 247, 286, 395, 418, 494, 715, 790, 869, 1027, 1045, 1235, 1430, 1501, 1738, 2054, 2090, 2470, 2717, 3002, 4345, 5135, 5434, 7505, 8690, 10270, 11297, 13585, 15010, 16511, 19513, 22594, 27170, 33022, 39026, 56485, 82555, 97565, 112970, 165110, 195130, 214643, 429286, 1073215, 2146430]

約数ペア:

[(1, 2146430), (2, 1073215), (5, 429286), (10, 214643), (11, 195130), (13, 165110), (19, 112970), (22, 97565), (26, 82555), (38, 56485), (55, 39026), (65, 33022), (79, 27170), (95, 22594), (110, 19513), (130, 16511), (143, 15010), (158, 13585), (190, 11297), (209, 10270), (247, 8690), (286, 7505), (395, 5434), (418, 5135), (494, 4345), (715, 3002), (790, 2717), (869, 2470), (1027, 2090), (1045, 2054), (1235, 1738), (1430, 1501)]