20807619660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{38532629}}^1$

素因数の和:38532647

約数の個数: 48

約数和(自身を含む): 64734818400

約数和(自身を除く): 43927198740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 38532629, 77065258, 115597887, 154130516, 192663145, 231195774, 346793661, 385326290, 462391548, 577989435, 693587322, 770652580, 1040380983, 1155978870, 1387174644, 1733968305, 2080761966, 2311957740, 3467936610, 4161523932, 5201904915, 6935873220, 10403809830, 20807619660]

約数ペア:

[(1, 20807619660), (2, 10403809830), (3, 6935873220), (4, 5201904915), (5, 4161523932), (6, 3467936610), (9, 2311957740), (10, 2080761966), (12, 1733968305), (15, 1387174644), (18, 1155978870), (20, 1040380983), (27, 770652580), (30, 693587322), (36, 577989435), (45, 462391548), (54, 385326290), (60, 346793661), (90, 231195774), (108, 192663145), (135, 154130516), (180, 115597887), (270, 77065258), (540, 38532629)]