12653810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 26611200

約数和(自身を除く): 13957390

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 47, 65, 94, 95, 109, 130, 190, 218, 235, 247, 470, 494, 545, 611, 893, 1090, 1222, 1235, 1417, 1786, 2071, 2470, 2834, 3055, 4142, 4465, 5123, 6110, 7085, 8930, 10246, 10355, 11609, 14170, 20710, 23218, 25615, 26923, 51230, 53846, 58045, 66599, 97337, 116090, 133198, 134615, 194674, 269230, 332995, 486685, 665990, 973370, 1265381, 2530762, 6326905, 12653810]

約数ペア:

[(1, 12653810), (2, 6326905), (5, 2530762), (10, 1265381), (13, 973370), (19, 665990), (26, 486685), (38, 332995), (47, 269230), (65, 194674), (94, 134615), (95, 133198), (109, 116090), (130, 97337), (190, 66599), (218, 58045), (235, 53846), (247, 51230), (470, 26923), (494, 25615), (545, 23218), (611, 20710), (893, 14170), (1090, 11609), (1222, 10355), (1235, 10246), (1417, 8930), (1786, 7085), (2071, 6110), (2470, 5123), (2834, 4465), (3055, 4142)]