15710120

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4049}}^1$

素因数の和:4157

約数の個数: 32

約数和(自身を含む): 35721000

約数和(自身を除く): 20010880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 4049, 8098, 16196, 20245, 32392, 40490, 80980, 161960, 392753, 785506, 1571012, 1963765, 3142024, 3927530, 7855060, 15710120]

約数ペア:

[(1, 15710120), (2, 7855060), (4, 3927530), (5, 3142024), (8, 1963765), (10, 1571012), (20, 785506), (40, 392753), (97, 161960), (194, 80980), (388, 40490), (485, 32392), (776, 20245), (970, 16196), (1940, 8098), (3880, 4049)]