38977840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44293}}^1$

素因数の和:44317

約数の個数: 40

約数和(自身を含む): 98864208

約数和(自身を除く): 59886368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 44293, 88586, 177172, 221465, 354344, 442930, 487223, 708688, 885860, 974446, 1771720, 1948892, 2436115, 3543440, 3897784, 4872230, 7795568, 9744460, 19488920, 38977840]

約数ペア:

[(1, 38977840), (2, 19488920), (4, 9744460), (5, 7795568), (8, 4872230), (10, 3897784), (11, 3543440), (16, 2436115), (20, 1948892), (22, 1771720), (40, 974446), (44, 885860), (55, 708688), (80, 487223), (88, 442930), (110, 354344), (176, 221465), (220, 177172), (440, 88586), (880, 44293)]