212933180

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{128273}}^1$

素因数の和:128365

約数の個数: 24

約数和(自身を含む): 452550672

約数和(自身を除く): 239617492

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 128273, 256546, 513092, 641365, 1282730, 2565460, 10646659, 21293318, 42586636, 53233295, 106466590, 212933180]

約数ペア:

[(1, 212933180), (2, 106466590), (4, 53233295), (5, 42586636), (10, 21293318), (20, 10646659), (83, 2565460), (166, 1282730), (332, 641365), (415, 513092), (830, 256546), (1660, 128273)]