18780870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{15269}}^1$

素因数の和:15320

約数の個数: 32

約数和(自身を含む): 46176480

約数和(自身を除く): 27395610

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 15269, 30538, 45807, 76345, 91614, 152690, 229035, 458070, 626029, 1252058, 1878087, 3130145, 3756174, 6260290, 9390435, 18780870]

約数ペア:

[(1, 18780870), (2, 9390435), (3, 6260290), (5, 3756174), (6, 3130145), (10, 1878087), (15, 1252058), (30, 626029), (41, 458070), (82, 229035), (123, 152690), (205, 91614), (246, 76345), (410, 45807), (615, 30538), (1230, 15269)]