20248639480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29777411}}^1$

素因数の和:29777439

約数の個数: 32

約数和(自身を含む): 48239407440

約数和(自身を除く): 27990767960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 29777411, 59554822, 119109644, 148887055, 238219288, 297774110, 506215987, 595548220, 1012431974, 1191096440, 2024863948, 2531079935, 4049727896, 5062159870, 10124319740, 20248639480]

約数ペア:

[(1, 20248639480), (2, 10124319740), (4, 5062159870), (5, 4049727896), (8, 2531079935), (10, 2024863948), (17, 1191096440), (20, 1012431974), (34, 595548220), (40, 506215987), (68, 297774110), (85, 238219288), (136, 148887055), (170, 119109644), (340, 59554822), (680, 29777411)]