38820520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{57089}}^1$

素因数の和:57117

約数の個数: 32

約数和(自身を含む): 92485800

約数和(自身を除く): 53665280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 57089, 114178, 228356, 285445, 456712, 570890, 970513, 1141780, 1941026, 2283560, 3882052, 4852565, 7764104, 9705130, 19410260, 38820520]

約数ペア:

[(1, 38820520), (2, 19410260), (4, 9705130), (5, 7764104), (8, 4852565), (10, 3882052), (17, 2283560), (20, 1941026), (34, 1141780), (40, 970513), (68, 570890), (85, 456712), (136, 285445), (170, 228356), (340, 114178), (680, 57089)]