269700520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{110533}}^1$

素因数の和:110605

約数の個数: 32

約数和(自身を含む): 616779720

約数和(自身を除く): 347079200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 110533, 221066, 442132, 552665, 884264, 1105330, 2210660, 4421320, 6742513, 13485026, 26970052, 33712565, 53940104, 67425130, 134850260, 269700520]

約数ペア:

[(1, 269700520), (2, 134850260), (4, 67425130), (5, 53940104), (8, 33712565), (10, 26970052), (20, 13485026), (40, 6742513), (61, 4421320), (122, 2210660), (244, 1105330), (305, 884264), (488, 552665), (610, 442132), (1220, 221066), (2440, 110533)]