156009780380

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{20052671}}^1$

素因数の和:20053069

約数の個数: 24

約数和(自身を含む): 328462767360

約数和(自身を除く): 172452986980

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 20052671, 40105342, 80210684, 100263355, 200526710, 401053420, 7800489019, 15600978038, 31201956076, 39002445095, 78004890190, 156009780380]

約数ペア:

[(1, 156009780380), (2, 78004890190), (4, 39002445095), (5, 31201956076), (10, 15600978038), (20, 7800489019), (389, 401053420), (778, 200526710), (1556, 100263355), (1945, 80210684), (3890, 40105342), (7780, 20052671)]