16945160

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7993}}^1$

素因数の和:8057

約数の個数: 32

約数和(自身を含む): 38850840

約数和(自身を除く): 21905680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 7993, 15986, 31972, 39965, 63944, 79930, 159860, 319720, 423629, 847258, 1694516, 2118145, 3389032, 4236290, 8472580, 16945160]

約数ペア:

[(1, 16945160), (2, 8472580), (4, 4236290), (5, 3389032), (8, 2118145), (10, 1694516), (20, 847258), (40, 423629), (53, 319720), (106, 159860), (212, 79930), (265, 63944), (424, 39965), (530, 31972), (1060, 15986), (2120, 7993)]