5106820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 11491200

約数和(自身を除く): 6384380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 89, 95, 151, 178, 190, 302, 356, 380, 445, 604, 755, 890, 1510, 1691, 1780, 2869, 3020, 3382, 5738, 6764, 8455, 11476, 13439, 14345, 16910, 26878, 28690, 33820, 53756, 57380, 67195, 134390, 255341, 268780, 510682, 1021364, 1276705, 2553410, 5106820]

約数ペア:

[(1, 5106820), (2, 2553410), (4, 1276705), (5, 1021364), (10, 510682), (19, 268780), (20, 255341), (38, 134390), (76, 67195), (89, 57380), (95, 53756), (151, 33820), (178, 28690), (190, 26878), (302, 16910), (356, 14345), (380, 13439), (445, 11476), (604, 8455), (755, 6764), (890, 5738), (1510, 3382), (1691, 3020), (1780, 2869)]