11777960

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{563}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 26598240

約数和(自身を除く): 14820280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 563, 1046, 1126, 2092, 2252, 2615, 2815, 4184, 4504, 5230, 5630, 10460, 11260, 20920, 22520, 294449, 588898, 1177796, 1472245, 2355592, 2944490, 5888980, 11777960]

約数ペア:

[(1, 11777960), (2, 5888980), (4, 2944490), (5, 2355592), (8, 1472245), (10, 1177796), (20, 588898), (40, 294449), (523, 22520), (563, 20920), (1046, 11260), (1126, 10460), (2092, 5630), (2252, 5230), (2615, 4504), (2815, 4184)]