1390120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1511}}^1$

素因数の和:1545

約数の個数: 32

約数和(自身を含む): 3265920

約数和(自身を除く): 1875800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 1511, 3022, 6044, 7555, 12088, 15110, 30220, 34753, 60440, 69506, 139012, 173765, 278024, 347530, 695060, 1390120]

約数ペア:

[(1, 1390120), (2, 695060), (4, 347530), (5, 278024), (8, 173765), (10, 139012), (20, 69506), (23, 60440), (40, 34753), (46, 30220), (92, 15110), (115, 12088), (184, 7555), (230, 6044), (460, 3022), (920, 1511)]