2495143270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{2389}}^1$

素因数の和:2677

約数の個数: 64

約数和(自身を含む): 4955904000

約数和(自身を除く): 2460760730

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 239, 437, 478, 874, 1195, 2185, 2389, 2390, 4370, 4541, 4778, 5497, 9082, 10994, 11945, 22705, 23890, 27485, 45391, 45410, 54947, 54970, 90782, 104443, 109894, 208886, 226955, 274735, 453910, 522215, 549470, 570971, 1043993, 1044430, 1141942, 2087986, 2854855, 5219965, 5709710, 10439930, 10848449, 13132333, 21696898, 26264666, 54242245, 65661665, 108484490, 131323330, 249514327, 499028654, 1247571635, 2495143270]

約数ペア:

[(1, 2495143270), (2, 1247571635), (5, 499028654), (10, 249514327), (19, 131323330), (23, 108484490), (38, 65661665), (46, 54242245), (95, 26264666), (115, 21696898), (190, 13132333), (230, 10848449), (239, 10439930), (437, 5709710), (478, 5219965), (874, 2854855), (1195, 2087986), (2185, 1141942), (2389, 1044430), (2390, 1043993), (4370, 570971), (4541, 549470), (4778, 522215), (5497, 453910), (9082, 274735), (10994, 226955), (11945, 208886), (22705, 109894), (23890, 104443), (27485, 90782), (45391, 54970), (45410, 54947)]