15972280

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{953}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 36061200

約数和(自身を除く): 20088920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 953, 1676, 1906, 2095, 3352, 3812, 4190, 4765, 7624, 8380, 9530, 16760, 19060, 38120, 399307, 798614, 1597228, 1996535, 3194456, 3993070, 7986140, 15972280]

約数ペア:

[(1, 15972280), (2, 7986140), (4, 3993070), (5, 3194456), (8, 1996535), (10, 1597228), (20, 798614), (40, 399307), (419, 38120), (838, 19060), (953, 16760), (1676, 9530), (1906, 8380), (2095, 7624), (3352, 4765), (3812, 4190)]