72857840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82793}}^1$

素因数の和:82817

約数の個数: 40

約数和(自身を含む): 184796208

約数和(自身を除く): 111938368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 82793, 165586, 331172, 413965, 662344, 827930, 910723, 1324688, 1655860, 1821446, 3311720, 3642892, 4553615, 6623440, 7285784, 9107230, 14571568, 18214460, 36428920, 72857840]

約数ペア:

[(1, 72857840), (2, 36428920), (4, 18214460), (5, 14571568), (8, 9107230), (10, 7285784), (11, 6623440), (16, 4553615), (20, 3642892), (22, 3311720), (40, 1821446), (44, 1655860), (55, 1324688), (80, 910723), (88, 827930), (110, 662344), (176, 413965), (220, 331172), (440, 165586), (880, 82793)]