20110540840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9371}}^1\times {\mathrm{4127}}^1$

素因数の和:13522

約数の個数: 64

約数和(自身を含む): 48746396160

約数和(自身を除く): 28635855320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4127, 8254, 9371, 16508, 18742, 20635, 33016, 37484, 41270, 46855, 53651, 74968, 82540, 93710, 107302, 121823, 165080, 187420, 214604, 243646, 268255, 374840, 429208, 487292, 536510, 609115, 974584, 1073020, 1218230, 2146040, 2436460, 4872920, 38674117, 77348234, 154696468, 193370585, 309392936, 386741170, 502763521, 773482340, 1005527042, 1546964680, 2011054084, 2513817605, 4022108168, 5027635210, 10055270420, 20110540840]

約数ペア:

[(1, 20110540840), (2, 10055270420), (4, 5027635210), (5, 4022108168), (8, 2513817605), (10, 2011054084), (13, 1546964680), (20, 1005527042), (26, 773482340), (40, 502763521), (52, 386741170), (65, 309392936), (104, 193370585), (130, 154696468), (260, 77348234), (520, 38674117), (4127, 4872920), (8254, 2436460), (9371, 2146040), (16508, 1218230), (18742, 1073020), (20635, 974584), (33016, 609115), (37484, 536510), (41270, 487292), (46855, 429208), (53651, 374840), (74968, 268255), (82540, 243646), (93710, 214604), (107302, 187420), (121823, 165080)]