90847960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{46351}}^1$

素因数の和:46376

約数の個数: 48

約数和(自身を含む): 237785760

約数和(自身を除く): 146937800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 46351, 92702, 185404, 231755, 324457, 370808, 463510, 648914, 927020, 1297828, 1622285, 1854040, 2271199, 2595656, 3244570, 4542398, 6489140, 9084796, 11355995, 12978280, 18169592, 22711990, 45423980, 90847960]

約数ペア:

[(1, 90847960), (2, 45423980), (4, 22711990), (5, 18169592), (7, 12978280), (8, 11355995), (10, 9084796), (14, 6489140), (20, 4542398), (28, 3244570), (35, 2595656), (40, 2271199), (49, 1854040), (56, 1622285), (70, 1297828), (98, 927020), (140, 648914), (196, 463510), (245, 370808), (280, 324457), (392, 231755), (490, 185404), (980, 92702), (1960, 46351)]