3973160

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1399}}^1$

素因数の和:1481

約数の個数: 32

約数和(自身を含む): 9072000

約数和(自身を除く): 5098840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1399, 1420, 2798, 2840, 5596, 6995, 11192, 13990, 27980, 55960, 99329, 198658, 397316, 496645, 794632, 993290, 1986580, 3973160]

約数ペア:

[(1, 3973160), (2, 1986580), (4, 993290), (5, 794632), (8, 496645), (10, 397316), (20, 198658), (40, 99329), (71, 55960), (142, 27980), (284, 13990), (355, 11192), (568, 6995), (710, 5596), (1399, 2840), (1420, 2798)]