2178760324

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{129719}}^1$

素因数の和:129772

約数の個数: 48

約数和(自身を含む): 4576521600

約数和(自身を除く): 2397761276

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 4199, 8398, 16796, 129719, 259438, 518876, 1686347, 2205223, 2464661, 3372694, 4410446, 4929322, 6745388, 8820892, 9858644, 28667899, 32040593, 41899237, 57335798, 64081186, 83798474, 114671596, 128162372, 167596948, 544690081, 1089380162, 2178760324]

約数ペア:

[(1, 2178760324), (2, 1089380162), (4, 544690081), (13, 167596948), (17, 128162372), (19, 114671596), (26, 83798474), (34, 64081186), (38, 57335798), (52, 41899237), (68, 32040593), (76, 28667899), (221, 9858644), (247, 8820892), (323, 6745388), (442, 4929322), (494, 4410446), (646, 3372694), (884, 2464661), (988, 2205223), (1292, 1686347), (4199, 518876), (8398, 259438), (16796, 129719)]