20231890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{743}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 41783040

約数和(自身を除く): 21551150

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 389, 743, 778, 1486, 1945, 2723, 3715, 3890, 5201, 5446, 7430, 10402, 13615, 26005, 27230, 52010, 289027, 578054, 1445135, 2023189, 2890270, 4046378, 10115945, 20231890]

約数ペア:

[(1, 20231890), (2, 10115945), (5, 4046378), (7, 2890270), (10, 2023189), (14, 1445135), (35, 578054), (70, 289027), (389, 52010), (743, 27230), (778, 26005), (1486, 13615), (1945, 10402), (2723, 7430), (3715, 5446), (3890, 5201)]