40207240

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2399}}^1$

素因数の和:2829

約数の個数: 32

約数和(自身を含む): 90720000

約数和(自身を除く): 50512760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 2399, 3352, 4190, 4798, 8380, 9596, 11995, 16760, 19192, 23990, 47980, 95960, 1005181, 2010362, 4020724, 5025905, 8041448, 10051810, 20103620, 40207240]

約数ペア:

[(1, 40207240), (2, 20103620), (4, 10051810), (5, 8041448), (8, 5025905), (10, 4020724), (20, 2010362), (40, 1005181), (419, 95960), (838, 47980), (1676, 23990), (2095, 19192), (2399, 16760), (3352, 11995), (4190, 9596), (4798, 8380)]