31244560

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7369}}^1$

素因数の和:7435

約数の個数: 40

約数和(自身を含む): 74024280

約数和(自身を除く): 42779720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 7369, 14738, 29476, 36845, 58952, 73690, 117904, 147380, 294760, 390557, 589520, 781114, 1562228, 1952785, 3124456, 3905570, 6248912, 7811140, 15622280, 31244560]

約数ペア:

[(1, 31244560), (2, 15622280), (4, 7811140), (5, 6248912), (8, 3905570), (10, 3124456), (16, 1952785), (20, 1562228), (40, 781114), (53, 589520), (80, 390557), (106, 294760), (212, 147380), (265, 117904), (424, 73690), (530, 58952), (848, 36845), (1060, 29476), (2120, 14738), (4240, 7369)]