20968410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{30389}}^1$

素因数の和:30422

約数の個数: 32

約数和(自身を含む): 52513920

約数和(自身を除く): 31545510

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 30389, 60778, 91167, 151945, 182334, 303890, 455835, 698947, 911670, 1397894, 2096841, 3494735, 4193682, 6989470, 10484205, 20968410]

約数ペア:

[(1, 20968410), (2, 10484205), (3, 6989470), (5, 4193682), (6, 3494735), (10, 2096841), (15, 1397894), (23, 911670), (30, 698947), (46, 455835), (69, 303890), (115, 182334), (138, 151945), (230, 91167), (345, 60778), (690, 30389)]