30384040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{39979}}^1$

素因数の和:40009

約数の個数: 32

約数和(自身を含む): 71964000

約数和(自身を除く): 41579960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 39979, 79958, 159916, 199895, 319832, 399790, 759601, 799580, 1519202, 1599160, 3038404, 3798005, 6076808, 7596010, 15192020, 30384040]

約数ペア:

[(1, 30384040), (2, 15192020), (4, 7596010), (5, 6076808), (8, 3798005), (10, 3038404), (19, 1599160), (20, 1519202), (38, 799580), (40, 759601), (76, 399790), (95, 319832), (152, 199895), (190, 159916), (380, 79958), (760, 39979)]